Mother Jones - Mass Shootings Database, 1982 - 2019
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Dayton entertainment district shootingDayton, OH8/4/19
Connor Betts, 24, died during the attack, following a swift police response. He wore tactical gear including body armor and hearing protection, and had an ammunition device capable of holding 100 rounds. Betts had a history of threatening behavior dating back to high school, including reportedly having hit lists targeting classmates for rape and murder.
92736Other24--Yes-semiautomatic rifleAR-15-style rifle, with a 100-round capacity ammunition drumWhiteM;;;;
El Paso Walmart mass shootingEl Paso, TX8/3/19
Patrick Crusius, 21, who was apprehended by police, posted a so-called manifesto online shortly before the attack espousing ideas of violent white nationalism and hatred of immigrants. "This attack is a response to the Hispanic invasion of Texas," he allegedly wrote in the document.
222648Workplace21--Yes-semiautomatic rifleAK-47-style rifle, per authoritiesWhiteM;;
Gilroy garlic festival shootingGilroy, CA7/28/19
Santino William LeGan, 19, fired indiscriminately into the crowd near a concert stage at the festival. He used an AK-47-style rifle, purchased legally in Nevada three weeks earlier. After apparently pausing to reload, he fired additional multiple rounds before police shot him and then he killed himself. A witness described overhearing someone shout at LeGan, "Why are you doing this?" LeGan, who wore camouflage and tactical gear, replied: “Because I'm really angry." The murdered victims included a 13-year-old girl, a man in his 20s, and six-year-old Stephen Romero.
31215Other19TBD-YesNevada, on July 9semiautomatic rifleAK-47-style rifle, per authorities-M;;;;;;
Virginia Beach municipal building shootingVirginia Beach, VA5/31/19DeWayne Craddock, 40, a municipal city worker wielding handguns, a suppressor and high-capacity magazines, killed en masse inside a Virginia Beach muncipal building late in the day on a Friday, before dying in a prolonged gun battle with police. Craddock reportedly had submitted his resignation from his job that morning. He was a veteran of the Virginia Army National Guard, and "had a shaved head, bodybuilder’s physique and cameras in the windows of his house on a peaceful cul-de-sac," according to the Washington Post.12416Workplace40TBD-Yes-2 handguns.45-caliber handgunsBlackM;;;;
Harry Pratt Co. warehouse shootingAurora, IL2/15/19Gary Martin, 45, went on a rampage inside the warehouse in response to being fired from his job and died soon thereafter in a shootout with police. Among his victims were five dead coworkers and five injured police officers. Martin had a felony record and lengthy history of domestic violence; he was able to obtain a gun despite having had his Illinois firearms ownership identification card revoked. According to a report from prosecutors, Martin told a co-worker the morning of the shooting that if he was fired he was going to kill employees and police.5611Workplace45Yes(pending)No-handgunSmith & Wesson handgun, with a green sighting laserBlackM;;;
Pennsylvania hotel bar shootingState College, PA1/24/19Jordan Witmer, 21, shot three people at a Ramada Hotel bar near Penn State University, including a former girlfriend he was there with. He then fled the bar, crashed his car about a mile away, and stormed into a random house, fatally shooting an elderly resident and then himself. Witmer, who had a legal carry permit for his handgun, had just finished a three-year stint in the US Army; ten days prior to the attack he had been convicted on drunk driving-related charges in Kentucky, where he'd been stationed. 314Other21--Yes-handgun-WhiteM;;
SunTrust bank shootingSebring, FL1/23/19Zephen A. Xaver, 21, fatally shot five women inside a bank and then called the police to confess. He was armed with a handgun and wore a bulletproof vest. He reportedly ordered the women to lie down on the floor and shot them execution-style. After a standoff with police, he surrendered and was taken into custody. A week prior, Xaver had quit a job as a prison guard trainee, and authorities said they believed the shooting was "a random act" and that roberry did not appear to be a motive. An ex-girlfriend in Indiana told local media she'd been “scared for years” by Xaver’s talk of violence and death, but that her warnings to others (who she did not identify) were not taken seriously. She said she’d first met Xaver in a psychiatric hospital in 2013. In March 2017, Michigan State Police documented an incident in which Xaver indicated he was “possibly thinking of suicide by cop and taking hostages."505Workplace21YesXaver was reported to have a lenghty history of expressing violent desires; an ex-girlfriend said she first met him at a psychiatric hospital in 2013.Yes-handgun9 mm handgunWhiteM;;;;;;
Mercy Hospital shootingChicago, IL11/19/18Juan Lopez, 32, confronted his former fiancé, ER doctor Tamara O'Neal, before shooting her and opening fire on others at the hospital, including a responding police officer, Samuel Jimenez, and a pharmacy employee, Dayna Less. Lopez was fatally shot by a responding SWAT officer. Lopez had a history of domestic abuse against an ex-wife, and was kicked out of a fire department training academy for misconduct against female cadets.303Workplace32----semiautomatic handgun9mm handgunLatinoM;;;;;
Thousand Oaks nightclub shootingThousand Oaks, CA11/7/18Ian David Long, 28, dressed in black and armed with a handgun and a “smoke device,” approached the Borderline Bar & Grill — a country music venue popular with college students — close to midnight and opened fire, killing a security guard and then others in the club, including a sheriff’s deputy responding to the attack. Long was found dead at the scene from apparent suicide. He was a former Marine and had a history of interactions with local law enforcement, including a mental health evaluation in which he’d been cleared.122234Other28YesPer the LATimes: "Sheriff Geoff Dean said his department had had several interactions with Long, including a call to his home in April for a complaint of disturbing the peace. Deputies at the time said Long was irate and acting irrationally, Dean said. They called in mental health professionals to evaluate him, and they concluded he did not need to be taken into custody."YesA gun store in Simi Valleysemiautomatic handgun
Glock 21, .45 caliber; high-capacity magazine
Tree of Life synagogue shootingPittsburgh, PA10/27/18Robert D. Bowers, 46, shouted anti-Semitic slurs as he opened fire inside the Tree of Life synagogue during Saturday morning worship. He was armed with an assault rifle and multiple handguns and was apprehended after a standoff with police. His social media accounts contained virulent anti-Semitic content, and references to migrant caravan "invaders" hyped by President Trump and the Republican party ahead of the 2018 midterms elections.11617Religious46--Yes(Unclear; investigators confirmed he owned 10 guns in total, all purchased and possessed legally, and had a handgun license)semiautomatic rifle; semiautomatic handguns
AR-15; Glock .357 (3)
Rite Aid warehouse shootingPerryman, MD9/20/18
Snochia Moseley, 26, reportedly a disgruntled employee, shot her victims outside the building and on the warehouse floor; she later died from a self-inflicted gunshot at a nearby hospital. (No law enforcement officers responding to her attack fired shots.)
336Workplace26--Yes-semiautomatic handgunGlock 9 mmBlackF;;;
T&T Trucking shootingBakersfield, CA9/12/18Javier Casarez, 54, who was going through a bitter divorce, went on a shooting spree targeting his ex-wife and former coworkers at the trucking company. His attack included fatally shooting one victim who he pursued to a nearby sporting goods retailer, and two others at a private residence. After then carjacking a woman who was driving with a child (and letting the two go), Casarez fatally shot himself as law enforcement officials closed in on him.505Workplace54--Yes-handgun
Smith & Wesson Model 500 (.50-caliber revolver)
Fifth Third Center shootingCincinnati, OH9/6/18Omar Enrique Santa Perez, 29, walked into the ground-floor lobby of a building in downtown Cincinnati shortly after 9 a.m. and opened fire. Within minutes, Perez was fatally wounded in a shootout with law enforcement officers responding to the scene.325Workplace29YesPerez filed a "delusional" lawsuit in 2017 against CNBC and TD Ameritrade; the federal judge who threw out the case said Perez's allegations were "rambling, difficult to decpipher and borders on delusional."YesA local gun storesemiautomatic handgun9mm handgunLatinoM;;;;
Capital Gazette shootingAnnapolis, MD6/28/18Jarrod W. Ramos, 38, shot through the glass doors of the paper’s newsroom around 3pm to carry out his attack; police quickly responding to the scene found him hiding under a desk and apprehended him. Ramos had harbored a longstanding grudge against the paper over a 2011 column that had detailed his guilty plea for the harassment of a former female classmate. Ramos had sued the paper for defamation and lost.527Workplace38--Yes-shotgun
12-gauge pump-action shotgun
Santa Fe High School shootingSanta Fe, TX5/18/18Dimitrios Pagourtzis, a 17-year-old student, opened fire at Santa Fe High School with a shotgun and .38 revolver owned by his father; Pagourtzis killed 10 and injured at least 13 others before surrendering to authorities after a standoff and additional gunfire inside the school. (Pagourtzis reportedly had intended to commit suicide.) Investigators also found undetonated explosive devices in the vicinity. (FURTHER DETAILS PENDING.)101323School17--TBDFather's weaponsshotgun; .38 revolver-WhiteM;;;;
Waffle House shootingNashville, TN4/22/18Travis Reinking, 29, opened fire around 3:30 a.m. in the parking lot of a Waffle House in Antioch, and continued shooting as he entered the restaurant. As he attempted to reload his AR-15, a bystander heroically wrestled the rifle away from Reinking, who then fled; he was captured by authorities the following day. Reinking had a history of erratic behavior and run-ins with law enforcement in his home state of Illinois, including claims that he was being stalked and harassed by pop star Taylor Swift. In July 2017, he was arrested at the White House after breaching security in an effort to speak with President Trump, reportedly claiming his right to do so as “a sovereign citizen.” 448Other29YesReinking had a history of erratic behavior and run-ins with law enforcement in his home state of Illinois, including claims that he was being stalked and harassed by pop star Taylor Swift. In July 2017, he was arrested at the White House after breaching security in an effort to speak with President Trump, reportedly claiming his right to do so as “a sovereign citizen.”YesFamily membersemiautomatic rifleAR-15WhiteM;;;;;;;;
Yountville veterans home shootingYountville, CA3/9/18Army veteran Albert Cheung Wong, 36, stormed a veterans home where he was previously under care, exchanging gunfire with a sheriff’s deputy and taking three women hostage, one of whom he’d previously threatened. After a standoff with law enforcement, he killed the three women and himself.303Workplace36YesWong had served in Afghanistan and had a history of PTSD.YesTBDsemiautomatic rifle; shotgun-AsianM;;;;
Marjory Stoneman Douglas High School shootingParkland, FL2/14/18Nikolas J. Cruz, 19, heavily armed with an AR-15, tactical gear, and “countless magazines” of ammo, according to the Broward County Sheriff, attacked the high school as classes were ending for the day, killing at least 17 people and injuring many others. He was apprehended by authorities shortly after fleeing the campus.171734School19YesCruz had a long history of behavioral problems and had spent time in mental health clinics.YesA Florida pawn shopsemiautomatic rifleAR-15WhiteM;;;
Pennsylvania carwash shootingMelcroft, PA1/28/18Timothy O'Brien Smith, 28, wearing body armor and well-stocked with ammo, opened fire at a carwash early in the morning in this rural community, killing four people. A fifth victim, though not shot, suffered minor injuries. One of the deceased victims, 25-year-old Chelsie Cline, had been romantically involved with Smith and had broken off the relationship recently, according to her sister. Smith shot himself in the head and died later that night at the hospital.415Other28TBD-TBDTBDsemiautomatic rifle and semiautomatic handgun-WhiteM;;
Rancho Tehama shooting spreeRancho Tehama, CA11/14/17Kevin Janson Neal, 44, went on an approximately 45-minute shooting spree in the rural community of Rancho Tehama Reserve in Northern California, including shooting up an elementary school, before being killed by law enforcement officers. Neal had also killed his wife at home.51015Other44TBD-NoTBDsemiautomatic riflesTwo illegally modified riflesWhiteM;;;;
Texas First Baptist Church massacreSutherland Springs, TX11/5/17Devin Patrick Kelley, a 26-year-old ex-US Air Force airman, opened fire at the First Baptist Church in Sutherland Springs during Sunday morning services, killing at least 26 people and wounding and injuring 20 others. He left the church and fled in his vehicle after engaging in a gunfight with a local citizen; he soon crashed his vehicle and died from a self-inflicted gunshot wound.262046Religious26YesKelley had a history of domestic violence, including a court martial and conviction stemming from assaulting his wife and child; he also had a history of cruelty to animals and of stalking and harassing ex-girlfriends, including an underage girl. He reportedly briefly escaped from a mental health facility in 2012.Kelley passed federal criminal background checks; the US Air Force failed to provide information on his criminal history to the FBIPurchased in April 2016 from an Academy Sports & Outdoors store in San Antoniosemiautomatic rifleRuger AR-556; Kelley also possessed semiautomatic handgunsWhiteM;;;;;;;;;;;
Walmart shooting in suburban DenverThornton, CO11/1/17Scott Allen Ostrem, 47, walked into a Walmart in a suburb north of Denver and fatally shot two men and a woman, then left the store and drove away. After an all-night manhunt, Ostrem, who had financial problems but no serious criminal history, was captured by police after being spotted near his apartment in Denver.303Other47Unclear-TBD-semiautomatic handgun-WhiteM;;;;;;
Edgewood businees park shootingEdgewood, MD10/18/17Radee Labeeb Prince, 37, fatally shot three people and wounded two others around 9am at Advance Granite Solutions, a home remodeling business where he worked near Baltimore. Hours later he shot and wounded a sixth person at a car dealership in Wilmington, Delaware. He was apprehended that evening following a manhunt by authorities.336Workplace37Unclear-NoUnclearhandgun.380-caliber; make unclearBlackM;;
Las Vegas Strip massacreLas Vegas, NV10/1/17Stephen Craig Paddock, 64, fired a barrage of rapid gunfire—using semiautomatic rifles modified with "bump stocks"—down on thousands of concertgoers on the Las Vegas Strip late on a Sunday night; Paddock had positioned himself in a corner suite on the 32nd floor of the Mandalay Bay Resort and Casino, where he took aim from broken out windows. Shortly after the attack began, police responding found Paddock inside the hotel suite, deceased from a self-inflicted gunshot.58546604Other64TBDPerpetrator's history unclear. In 1969 Paddock's father was classified by the FBI as a dangerous psychopath with suicidal tendencies; psychopathy can be heritable (see Mother Jones sourcing). YesTwo gun shops in Nevada23 firearms, mostly rifles; including scopes, and two modified for "fully automatic" firing; two were mounted on tripodsAR-15-style and AK-47-style rifles and "a large cache of ammunition"; four Daniel Defense DDM4 rifles, three FN-15s and other rifles made by Sig Sauer.WhiteM;;;;;;;;; *Note: casualty count from LVMPD report 1-18-18: "deaths of 58 innocent concert goers and injuring more than
700";;;;;;;;;; *Note: casualty count from LVMPD report 1-18-18: "deaths of 58 innocent concert goers and injuring more than
San Francisco UPS shootingSan Francisco, CA6/14/17Jimmy Lam, 38, fatally shot three coworkers and wounded two others inside a UPS facility in San Francisco. Lam killed himself as law enforcement officers responded to the scene.325Workplace38YesLam had a history of domestic, work conflictNoUnclear; the firearm was stolen in Utah. A second handgun Lam had (also stolen) was unused in the attack.two handgunsMAC-10-style “assault pistol”; 30-round magazine. An additional box of ammunition.AsianM;;;;;;;;;;;;;
Pennsylvania supermarket shootingTunkhannock, Pennsylvania6/7/17Randy Stair, a 24-year-old worker at Weis grocery fatally shot three of his fellow employees. He reportedly fired 59 rounds with a pair of shotguns before turning the gun on himself as another co-worker fled the scene for help and law enforcement responded.303Workplace24Unclear-TBD-shotguns-WhiteM;;;;
Florida awning manufacturer shootingOrlando, Florida6/5/2017John Robert Neumann, Jr., 45, a former employee of manufacturer Fiamma Inc. fatally shot five workers at the company, and then killed himself on the scene. He'd been fired from the company in April. The attack took place a week before the one-year anniversary of the Orlando nightclub massacre.505Workplace45Unclear-TBD-semiautomatic handgun--M;;;;
Rural Ohio nursing home shootingKirkersville, Ohio5/12/2017Thomas Hartless, 43, shot and killed a former girlfriend and another employee of a nursing home, and fatally shot the Kirkersville police chief responding to the scene. Hartless' former girlfriend had recently obtained a court protection order against Hartless. Investigators later found more than 60 firearms in the home of Hartless, who was found dead at the scene of the attack, having turned his gun on himself, according to local authorities.303Workplace43YesHartless had a violent criminal history; his former girlfriend had submitted a letter in court recently stating that he had "a severe mental disorder."TBD-handgun, shotgun-WhiteM;;;
Fresno downtown shootingFresno, California4/18/2017Kori Ali Muhammad, 39, opened fire along a street in downtown Fresno, killing three people randomly in an alleged hate crime prior to being apprehended by police. Muhammad, who is black, killed three white victims and later described his attack as being racially motivated; he also reportedly yelled 'Allahu Akbar' at the time he was arrested, but authorities indicated they found no links to Islamist terrorism.303Other39Unclear-Unknown-handgun.357 revolverBlackM;;
Fort Lauderdale airport shootingFort Lauderdale, Florida1/6/2017Esteban Santiago, 26, flew from Alaska to Fort Lauderdale, where he opened fire in the baggage claim area of the airport, killing five and wounding six before police aprehended him. (Numerous other people were reportedly injured while fleeing during the panic.)5611Airport26YesAmong other signs, Santiago had gone to a FBI office in Anchorage and complained that his mind was being controlled by the CIA.Yes-semiautomatic handgun
Walther 9mm semi-automatic pistol[LatinoM
Cascade Mall shootingBurlington, Washington9/23/2016Arcan Cetin, 20, killed a teen girl and three women in the cosmetics section of a Macy’s department store at the Cascade Mall. A man was critically wounded in the shooting and taken to Harborview Medical Center in Seattle, where he died. Cetin was apprehended by police a few hours after the shooting while driving a car near his residence. 505Other20YesAccording to the Cetin's stepfather he had "mental health issues"; court records showed that he suffered from anxiety and depression. TBD-RifleRuger .22-caliber-M;;
Baton Rouge police shootingBaton Rouge, Lousiana7/17/2016Gavin Long, 29, a former Marine who served in Iraq, killed three police offers responding to a 911 call, and wounded three others. He was killed in a shoot-out with other officers responding to the scene. Prior to the attack, Long posted prolifically on social media, where he expressed admiration for the cop killer in Dallas 10 days prior.336Other29YesUnclearUnknown-Two semiautomatic rifles; one semiautomatic handgunIWI Tavor SAR 5.56 caliber rifle, Springfield XD 9, 9mmBlackM ;;;; ;;;; ;
Dallas police shootingDallas, Texas7/7/2016Micah Xavier Johnson, a 25-year-old Army veteran, targeted police at a peaceful Black Lives Matter protest, killing five officers and injuring nine others as well as two civilians. After a prolonged standoff in a downtown building, law enforcement killed Johnson using a robot-delivered bomb.51116Other25UnclearUnclearYesonline and or gun showSemiautomatic rifle, semiautomatic handgunsIzhmash-Saiga 5.45mm (AK-style) semiautomatic rifle with large capacity magazines; Glock 9mm handgun, .25-caliber semiautomatic handgunBlackM;;
Orlando nightclub massacreOrlando, Florida6/12/2016Omar Mateen, 29, attacked the Pulse nighclub in Orlando in the early morning hours of June 12. He was killed by law enforcement who raided the club after a prolonged standoff.4953102Other29UnclearUnclearYesShooting center in Port St. Lucie, FloridaSemiautomatic rifle, semiautomatic handgunSig Sauer MCX rifle, Glock 17 9mm; high-capacity magazines (30 rounds)OtherM;;;;
Excel Industries mass shootingHesston, Kansas2/25/2016Cedric L. Ford, who worked as a painter at a manufacturing company, shot victims from his car and at his workplace before being killed by police at the scene. Shortly before the rampage he had been served with a restraining order.31417Workplace38UnclearUnclearYes-Semiautomatic rifle, semiautomatic handgunZastava Serbia AK-47-style rifle, Glock Model 22 .40-caliber handgun; high-capacity magazines (30 rounds)BlackM;;;;;;;;
Kalamazoo shooting spreeKalamazoo County, Michigan2/20/2016Jason B. Dalton, a driver for Uber, apparently selected his victims randomly as he went on a rampage over several hours in three different locations, including five people he shot in the parking lot of a Cracker Barrel restaurant. He was "arrested without incident" at a downtown Kalamazoo bar about six hours after the rampage began.628Other45UnclearUnclearYes-Semiautomatic handgun9 mm handgun (ammo used unclear)WhiteM;;;;
San Bernardino mass shootingSan Bernardino, California12/2/2015Syed Rizwan Farook left a Christmas party held at Inland Regional Center, later returning with Tashfeen Malik and the two opened fire, killing 14 and wounding 21, ten critically. The two were later killed by police as they fled in an SUV.142135
The suspects purchased their handguns in the United States; the assault rifles were purchased by a third party.Two assault rifles and two semi-automatic pistols were used in the attack. Police found a remote controlled explosive device at the scene of the crime. At the home were 12 pipe bombs, 2,500 rounds for the AR-15 variants, 2,000 rounds for the pistols, and several hundred for a .22 calibre rifle. In the suspects' car were an additional 1,400 rounds for the rifles and 200 for the handguns.Two semiautomatic AR-15-style rifles—one a DPMS A-15, the other a Smith & Wesson M&P15, both with .223 calibre ammunition. Two 9mm semiautomatic handguns. High capacity magazines.OtherMale & Female and and and and and and
Planned Parenthood clinicColorado Springs, Colorado11/27/2015Robert Lewis Dear, 57, shot and killed a police officer and two citizens when he opened fire at a Planned Parenthood health clinic in Colorado Springs, Colorado. Nine others were wounded. Dear was arrested after an hours-long standoff with police.3912Workplace57Unclear
The judge in the case has not publicly released Dear's medical and mental health records. As of April 5, 2016, Dear was undergoing a competency evaluation. Dear had a history of disputes with his relatives and neighbors. At a hearing in December 2015, he said, "I am a warrior for the babies."
UnknownUnclearLong gunReportedly an AK-47 style semiautomatic rifle and others. Authorities had not released details on Dear's weapons as of April 2016.WhiteM and and and and and; and and and and and;
Colorado Springs shooting rampageColorado Springs, Colorado10/31/2015Noah Harpham, 33, shot three people before dead in Colorado Springs before police killed him in a shootout.303Other33Unclear
Prior to the rampage, Harpham wrote an "incoherent" blog and rambled "nonsensically" in a YouTube video about mind control techniques and God, according to the Denver Post. He had a history of drug and alcohol abuse.
Two handguns and a rifle
AR-15 rifle, a 9 mm pistol, and a .357 revolver
White M and and and and
Umpqua Community College shootingRoseburg, Oregon10/1/201526-year-old Chris Harper Mercer opened fire at Umpqua Community College in southwest Oregon. The gunman shot himself to death after being wounded in a shootout with police.9918School26UnclearHarper-Mercer's mother said in multiple online postings that he had Asperger's syndrome. Harper-Mercer graduated from the Switzer Learning Center, a school for students with special needs, emotional difficulties, autism and Asperger's syndrome.YesFrom the home he shared with his mother. All were legally obtained by either Harper/Mercer or family members.Five pistols, one rifle, five magazines of ammunition9 mm Glock pistol, .40 caliber Smith & Wesson, .40 caliber Taurus pistol, .556 caliber Del-Ton; (ammo details unclear)OtherMale;;;;;;;; 43.289538-123.333193Mass2015
Chattanooga military recruitment centerChattanooga, Tennessee7/16/2015
Kuwaiti-born Mohammod Youssuf Abdulazeez, 24, a naturalized US citizen, opened fire at a Naval reserve center, and then drove to a military recruitment office where he shot and killed four Marines and a Navy service member, and wounded a police officer and another military service member. He was then fatally shot in an exchange of gunfire with law enforcement officers responding to the attack.
Abdulazeez "had suffered for years from depression and possibly from bipolar disorder," according to a representative of the family. (NYT, July 20 2015)
Yes ("some of the weapons were purchased legally and some of them may not have been")
On the internet, via
2 assault rifles; semiautomatic handgun
AK-47, AR-15, and 30-round magazines; 9mm handgun
Charleston Church ShootingCharleston, South Carolina6/17/2015
Dylann Storm Roof, 21, shot and killed 9 people after opening fire at the Emanuel AME Church in Charleston, South Carolina. According to a roommate, he had allegedly been “planning something like that for six months."
Shooter's Choice gun store in West Columbia, South Carolina
.45-caliber Glock (model 41, with 13-round capacity magazine)
Trestle Trail bridge shootingMenasha, Wisconsin6/11/2015
Sergio Valencia del Toro, 27, in what officials say was a random act, shot and killed three people including an 11-year-old girl before turning the gun on himself.
While serving in the Air Force, he went to an emergency walk-in clinic because of concerns over his mood swings, and had either sought or been ordered to behavioral health interventions, according to Fox 6 Now. In a 2014 risk assessment with a psychologist at an outpatient clinic in Appleton, Valencia del Toro recalled thinking previously: "If I'm gonna take myself out, I might as well take other people with me." The police report obtained by Fox 6 says that Valencia del Toro had a history of depression, suicidal and occassionally homicidal thoughts, and alcoholism. He was intoxicated on the day of the shooting.
YesUnclearTwo handguns
Details unclear, but after the shooting, police found eight guns in total in Valencia del Toro's home, including handguns, shotguns, and rifles, plus and more than 1,000 rounds of ammunition. He took two weapons and ammunition to the bridge.
LatinoM and and
- and and
Marysville-Pilchuck High School shootingMarysville, Washington10/24/2014
Jaylen Fryberg, 15, using a .40-caliber Berretta, shot five
students at Marysville High School, including two of his cousins and three friends, killing all but one. Fryberg arranged to meet them for lunch in the school cafeteria by text. Fryberg was reportedly well-liked at the school and there was not believed to be any ill-will between him and his victims. He committed suicide at the scene.
Fryberg was well-liked and allegedly happy, but was also upset about a girl and had posted emotional social media messages. No definitive signs of mental health problems.
Gun was his father's.
Beretta .40-caliber handgun
Native American
Isla Vista mass murderSanta Barbara, California5/23/2014Elliot Rodger, 22, shot three people to death in the college town of Isla Vista near the University of California, Santa Barbara. He also shot others as he drove around town, and injured others by striking them with is vehicle. He committed suicide by shooting himself in his car as police closed in. Prior to the rampage, Rodger stabbed three people to death at his apartment.61319School22Yes
Rodger was never hospitalized due to mental illness, but had a long history of mental health issues dating back to his childhood, and received treatment from multiple counselors leading up to his rampage. According to The Independent, Rodger had considered suicide but had no history of violence. Just before his rampage, he sent a 137-page manifesto to multiple people.
Three semi-automatic handguns and two hunting knives
Two Sig Sauer P226 semiautomatic pistols and Glock 34 pistol, and hundreds of rounds of ammo. A 6- inchand 8-inch “SRK” and “Boar Hunter” hunting knives.
WhiteM Also: and and and and
- Also: and and and and
Fort Hood shooting 2Fort Hood, Texas4/3/2014
Army Specialist Ivan Lopez, 34, opened fire at the Fort Hood Army Post in Texas, killing three and wounding at least 12 others before shooting himself in the head after engaging with military police. Lt. Gen. Mark A. Milley told reporters that Lopez "had behavioral health and mental health" issues.
Lopez "had a long history of troubling behavior," according to the Washington Post, including a history of decieving others, problems in his personal life, and financial difficulties. However, officials found that Lopez exhibited no signals that he could be violent. In the year leading up to the attack, he sought treatment for medical and behavioral health ailments.

Local gun store in Killeen, Guns Galore
.45-caliber Smith & Wesson handgunLatinoM and and
- and and
Alturas tribal shootingAlturas, California2/20/2014
Cherie Lash Rhoades, 44, opened fire at the Cedarville Rancheria Tribal Office and Community Center, killing four and wounding two. After running out of ammunition, Rhoades grabbed a butcher knife and stabbed another person.
Two handguns and a butcher knife
9mm semi-automatic handgun
Native American
Washington Navy Yard shootingWashington, D.C.9/16/2013
Aaron Alexis, 34, a military veteran and contractor from Texas, opened fire in the Navy installation, killing 12 people and wounding 8 before being shot dead by police.
Had told Rhode Island police the prior month that he'd "heard voices"; had been undergoing mental health treatment with Veterans Affairs since August 2013.
Sharpshooters Small Arms Range
Sawed-off shotgun, 2 boxes of shells; also a .45-caliber handgun taken from a security guard he shot at the scene.
Remington 870 Express 12-gauge shotgun; Beretta handgun
Hialeah apartment shootingHialeah, Florida7/26/2013Pedro Vargas, 42, set fire to his apartment, killed six people in the complex, and held another two hostages at gunpoint before a SWAT team stormed the building and fatally shot him.707Other
42UnclearHis mother told authorities her son had been acting strangely and needed a psychiatric evaluation.YesFlorida Gun Center9mm semi-automatic handgunGlock 17LatinoMale
Santa Monica rampage
Santa Monica, California
John Zawahri, 23, armed with a homemade assault rifle and high-capacity magazines, killed his brother and father at home and then headed to Santa Monica College, where he was eventually killed by police.
23YesHe was known as a solitary teen who regularly ditched class and had an interest in assault weapons; he had been admitted to UCLA's psychiatric ward for a brief period.Yes Assembled a rifle out of component parts.
Assault rifle, high capacity magazines, antique handgun
.223-caliber semi-automatic assault rifle, about 40 high capacity magazines, "black powder" handgun (likely antique)
Pinewood Village Apartment shooting
Federal Way, Washington
Dennis Clark III, 27, shot and killed his girlfriend in their shared apartment, and then shot two witnesses in the building's parking lot and a third victim in another apartment, before being killed by police.
Semiautomatic handgun, shotgun
.40 caliber semi-automatic handgun, pistol grip shotgun
BlackMale - 47.3129607-122.3393665Mass2013
Mohawk Valley shootings
Herkimer County, New York
3/13/2013Kurt Myers, 64, shot six people in neighboring towns, killing two in a barbershop and two at a car care business, before being killed by officers in a shootout after a nearly 19-hour standoff.527Other64No-Yes
Frank's Guns in Marcy, NY
Sandy Hook Elementary massacreNewtown, Connecticut12/14/2012
Adam Lanza, 20, shot his mother dead at their home then drove to Sandy Hook Elementary school. He forced his way inside and opened fire, killing 20 children and six adults before committing suicide.
27229School20YesLanza had a history of serious mental health problems that were known to his family and others, as detailed in a post-massacre investigation by Connecticut authorities.No
Stolen from mother
Two semiautomatic handguns, one rifle (assault), one shotgun (assault)
10mm Glock, 9mm SIG Sauer P226 semiautomatic handguns; .223 Bushmaster XM15-E2S semiautomatic rifle; Izhmash Saiga-12 12-gauge semiautomatic shotgun
Accent Signage Systems shooting
Minneapolis, Minnesota
Andrew Engeldinger, 36, upon learning he was being fired, went on a shooting rampage, killing the business owner, three fellow employees, and a UPS driver. He then killed himself.
His family worried about his "paranoia and delusions" for at least two years prior, and tried to get him to seek treatment.
One semiautomatic handgun
9mm Glock semiautomatic handgun
Sikh temple shootingOak Creek, Wisconsin8/5/2012
U.S. Army veteran Wade Michael Page, 40, opened fire in a Sikh gurdwara before he died from a self-inflicted gunshot would during a shootout with police.
His Army friends once broke into his apartment, fearing he'd commit suicide in the '90s. A psychiatric nurse who lived downstairs from Page said it was "obvious" he had a mental illness.
One semiautomatic handgun
9mm Springfield Armory XDM semiautomatic handgun
Aurora theater shootingAurora, Colorado7/20/2012
James Holmes, 24, opened fire in a movie theater during the opening night of "The Dark Night Rises" and was later arrested outside.
He saw at least three mental health professionals before dropping out of his university.
Gander Mountain stores in Thornton and Aurora, Colo.; Bass Pro Shop in Denver, Colo.;
Two semiautomatic handguns, one rifle (assault), one shotgun
Two .40-caliber Glock semiautomatic handguns; .223-caliber Smith & Wesson M&P15 semiautomatic rifle; 12-gauge Remington 870 pump-action shotgun
Seattle cafe shootingSeattle, Washington5/20/2012
Ian Stawicki, 40, gunned down four patrons at a cafe, and another person during a carjacking nearby, then shot himself as police closed in. (He died later that day in a Seattle hospital.)
His family said he was mentally ill
Bull's Eye Shooter Supply in Tacoma, Wash.
Two semiautomatic handguns
Two .45-caliber semiautomatic handguns
Oikos University killingsOakland, California4/2/2012
One L. Goh, 43, a former student, opened fire in a nursing classroom. He fled the scene by car and was arrested nearby a few hours later.
A former instructor at Oikos described him as "mentally unstable" and "paranoid."
Bullseye in Castro Valley, Calif.
One semiautomatic handgun
.45-caliber semiautomatic handgun
Su Jung Health Sauna shootingNorcross, Georgia2/21/2012
Jeong Soo Paek, 59, returned to a Korean spa from which he'd been kicked out after an altercation. He gunned down two of his sisters and their husbands before committing suicide.
His sister worried about his homicidal tendencies; she said his mental health had been deteriorating and that he had threatened to commit suicide with his gun.
One semiautomatic handgun
.45-caliber semiautomatic handgun
Seal Beach shootingSeal Beach, California10/12/2011
Scott Evans Dekraai, 42, opened fire inside a hair salon and was later arrested. Victims killed in the attack included his ex-wife, who Dekraai had a history of violently abusing, according to court records. The two had also been involved in a bitter custody battle.
He suffered from bipolar disorder, mood swings, and PTSD. After an assault on his elderly stepfather, he was sentenced in 2008 to a year of anger management therapy.
Two semiautomatic handguns, one revolver
.45-caliber Heckler & Koch, 9mm Springfield semiautomatic handguns; .44 Magnum Smith & Wesson revolver
IHOP shootingCarson City, Nevada9/6/2011
Eduardo Sencion, 32, opened fire at an International House of Pancakes restaurant and later died from a self-inflicted gunshot wound.
He was diagnosed with paranoid schizophrenia as a teenager and feared demons were out to get him.
Purchased from an individual
Two rifles (both assault), one revolver
AK-47 Norinco Arms variant, AK-47 Romarm Cugir variant rifles; .38-caliber Colt revolverLatinoMale;;;;
Tucson shootingTucson, Arizona1/8/2011
Jared Loughner, 22, opened fire outside a Safeway during a constituent meeting with Congresswoman Gabrielle Giffords (D-Ariz.) before he was subdued by bystanders and arrested.
His symptoms pointed to various possible mental illness diagnoses, such as schizophrenia and delusional disorder. He also experimented with pot and hallucinogens.
Sportsmen's Warehouse in Tucson, Ariz.
One semiautomatic handgun
9mm Glock 19 semiautomatic handgun
Hartford Beer Distributor shooting
Manchester, Connecticut
Omar S. Thornton, 34, shot up his Hartford Beer Distributor workplace after facing disciplinary issues, then committed suicide.
He apparently was driven over the edge by unaddressed, ongoing racism against him at work
Gun dealer in East Windsor, Conn.
Two semiautomatic handguns
Two 9mm Ruger SR9 semiautomatic handguns
Coffee shop police killingsParkland, Washington11/29/2009
Maurice Clemmons, 37, a felon who was out on bail for child-rape charges, entered a coffee shop on a Sunday morning and shot four police officers who had gone there to use their laptops before their shifts. Clemmons, who was wounded fleeing the scene, was later shot dead by a police officer in Seattle after a two-day manhunt.
He had a history of erratic, bizarre behavior. He once asked his family to get naked for 5 minutes on Sunday; he said he thought the world would end and that he was Jesus.
Stolen from an individual in Seattle.
One semiautomatic handgun
9mm Glock 17 semiautomatic handgun; .38-caliber Smith & Wesson revolver
Fort Hood massacreFort Hood, Texas11/5/2009
Army psychiatrist Nidal Malik Hasan, 39, opened fire on an Army base in an attack linked to Islamist extremism. Hasan was injured during the attack and later arrested.
Medical officials at Walter Reed Army Medical Center and the Uniformed Services University of the Health Sciences raised concerns prior to the shooting regarding Hasan's aloof and erratic behavior and extremist Islamic views.
Guns Galore in Kileen, Texas
One semiautomatic handgun
FN Five-seven semiautomatic handgunOtherMale;;;;;;
Binghamton shootings
Binghamton, New York
Jiverly Wong, 41, opened fire at an American Civic Association center for immigrants before committing suicide.
He apparently harbored growing paranoia toward cops. He also sent a delusional letter to a local TV station right before the shooting.
Gander Mountain in Johnson City, N.Y.
Two semiautomatic handguns
9mm Beretta, .45-caliber Springfield semiautomatic handguns
Carthage nursing home shooting
Carthage, North Carolina
Robert Stewart, 45, opened fire at a nursing home where his estranged wife worked before he was shot and arrested by a police officer.
His estranged wife told her workplace that her husband had an "unstable mental state or (was) mentally ill."
Local sporting goods stores and individuals
One revolver, one shotgun
Winchester 1300 pump-action shotgun; .357 Magnum revolver
Atlantis Plastics shootingHenderson, Kentucky6/25/2008
Disgruntled employee Wesley Neal Higdon, 25, shot up an Atlantis Plastics factory after he was escorted out of his workplace for an argument with a supervisor. Higdon shot the supervisor outside the factory before opening fire on coworkers inside. He then committed suicide.
He called his girlfriend two hours before the shooting to say he was going to kill his boss.
One semiautomatic handgun
.45-caliber Hi-Point semiautomatic handgun
Northern Illinois University shootingDeKalb, Illinois2/14/2008
Steven Kazmierczak, 27, opened fire in a lecture hall, then shot and killed himself before police arrived.
52126School27YesHe had a long history of mental health struggles; after high school, his parents placed him at a psychiatric treatment center. He told friends he left the Army after six months due to a psychological discharge. Yes
Online and gun retailers in Champaign, Ill.
Three semiautomatic handguns, one shotgun
9mm Glock 19, Hi-Point CF380, 9mm Kurz SIG Sauer P232 semiautomatic handguns; 12-gauge Remington Sportsman 48 sawed-off shotgun
Kirkwood City Council shootingKirkwood, Missouri2/7/2008
Charles "Cookie" Lee Thornton, 52, went on a rampage at the city hall before being shot and killed by police.
He was known for histrionics and disruptions at city council meetings. His mounting debt was a stressor.
Taken in burglary and from fallen police officer
One semiautomatic handgun, one revolver
.40-caliber Smith & Wesson semiautomatic handgun; .44 Magnum Smith & Wesson Model 29 revolver
Westroads Mall shootingOmaha, Nebraska12/5/2007
Robert A. Hawkins, 19, opened fire inside Westroads Mall before committing suicide.
He had been treated in the past for depression and ADHD.
Stolen from grandfather
One rifle (assault)
WASR-10 Century Arms semiautomatic rifle
Crandon shootingCrandon, Wisconsin10/7/2007
Off-duty sheriff's deputy Tyler Peterson, 20, opened fire inside an apartment after an argument at a homecoming party. He fled the scene and later committed suicide.
The families of victims filed a wrongful death lawsuit against the county arguing that the police department should have evaluated the gunman's mental health before hiring him.
Issued by Forest County Sheriff's Department
One rifle (assault)
AR-15 SWAT semiautomatic rifle
Virginia Tech massacreBlacksburg, Virginia4/16/2007
Virginia Tech student Seung-Hui Cho, 23, opened fire on his school's campus before committing suicide.
A district court ruled Cho was "an imminent danger" to himself and others as a result of mental illness two years earlier, and directed Cho to seek treatment.
Purchased variously online and from Roanoke Firearms in Roanoke, Va.
Two semiautomatic handguns
9mm Glock 19, .22-caliber Walther P22 semiautomatic handguns
Trolley Square shootingSalt Lake City, Utah2/12/2007
Sulejman Talović‡, 18, rampaged through the shopping center until he was shot dead by police.
According to one relative, he was violent and had the mental capacity of a child. (But accounts from others did not indicate this about the shooter.)
Purchased variously from Sportsman's Fast Cash in West Valley City, Utah and individuals
One revolver, one shotgun
Mossberg Maverick 88 Field shotgun; .38-caliber Smith & Wesson M36 revolver
Amish school shooting
Lancaster County, Pennsylvania
Charles Carl Roberts, 32, shot 10 young girls in a one-room schoolhouse in Bart Township, killing 5, before taking his own life.
He told his wife that he'd molested two young relatives 20 years ago.
Local stores in Nickel Mines, Penn.
One semiautomatic handgun, one rifle, one shotgun
Springfield semiautomatic handgun; .30-06 Ruger bolt-action rifle; 12-gauge Browning pump-action shotgun
Capitol Hill massacreSeattle, Washington3/25/2006
Kyle Aaron Huff, 28, opened fire at a rave afterparty in the Capitol Hill neighborhood of Seattle before committing suicide.
Police were unable to find any record that he had been treated for mental illness or was on psychiatric medication.
Various sporting goods stores in Kalispell, Mont.
Two semiautomatic handguns, one rifle (assault), one shotgun
.40-caliber Ruger, one other semiautomatic handgun; Bushmaster XM15 E2S semiautomatic rifle; 12-gauge Winchester Defender pump-action shotgun with extended tube and pistol grip
Goleta postal shootingsGoleta, California1/30/2006
Former postal worker Jennifer Sanmarco, 44, shot dead a former neighbor then drove to the mail processing plant where she used to work. Inside, she opened fire, killing six employees before committing suicide.
She was placed on retirement disability for psychological reasons. Fellow employees described her behavior as increasingly bizarre. She believed the Postal Service employees were conspiring against her.
Pawn shops in Grants and Gallup, N.M.
One semiautomatic handgun
9mm Smith & Wesson 915 semiautomatic handgun
Red Lake massacreRed Lake, Minnesota3/21/2005
Jeffrey Weise, 16, murdered his grandfather, who was a police officer, and grandfather's girlfriend. Weise then drove his grandfather's squad car to Red Lake Senior High School and opened fire on the reservation campus, killing another seven people before committing suicide.
He voluntarily visited a a psychiatric ward. He was hospitalized at least once for suicidal tendencies and was taking Prozac.
Glock and Remington stolen from grandfather
Two semiautomatic handguns, one shotgun
.40-caliber Glock 23, .22-caliber Ruger semiautomatic handguns; 12-gauge Remington 870 shotgun
Native AmericanMale,1527281&dq=jeffrey+weise+mental+ill&hl=en;;;,2933,151116,00.html,1527281&dq=jeffrey+weise+mental+ill&hl=en;;;,2933,151116,00.html
Living Church of God shootingBrookfield, Wisconsin3/12/2005
Living Church of God member Terry Michael Ratzmann, 44, opened fire at a church meeting at a Sheraton hotel before committing suicide.
Neighbors said he suffered from depression and had a drinking problem.
Gun dealer in Waukesha, Wis.
One semiautomatic handgun
9mm Beretta semiautomatic handgun
Damageplan show shootingColumbus, Ohio12/8/2004
Nathan Gale, 25, possibly upset about the breakup of Pantera, gunned down former Pantera guitarist Dimebag Darrell and three others at a Damageplan show before a police officer fatally shot Gale.
He was discharged from the military because he was a paranoid schizophrenic.
Received as a gift from mother
One semiautomatic handgun
9mm Beretta 92FS semiautomatic handgun
Lockheed Martin shootingMeridian, Mississippi7/8/2003
Assembly line worker Douglas Williams, 48, opened fire at his Lockheed Martin workplace in a racially motivated attack before committing suicide.
His cousin said he was depressed and "going through a lot of things."
Purchased from an individual
One semiautomatic handgun, two rifles, one derringer, one shotgun
.45-caliber Ruger P90 semiautomatic handgun; .22-caliber rifle with scope, .223-caliber Ruger Mini-14 rifle; 12-gauge Winchester 1300 shotgun; .22 Magnum derringer
Navistar shootingMelrose Park, Illinois2/5/2001
Fired employee William D. Baker, 66, opened fire at his former Navistar workplace before committing suicide.
He had a criminal past, including a sexual assault conviction.
Some purchased from Pepper Sports in Glen Ellyn, Ill.
Two rifles, one revolver, one shotgun
SKS 1954R, .30-caliber Winchester rifles; 12-gauge Remington pump-action shotgun; .38-caliber revolver
Wakefield massacre
Wakefield, Massachusetts
Michael McDermott, 42, opened fire on co-workers at Edgewater Technology and was later arrested.
Psychiatrist guessed he had schizophrenia, but McDermott had researched how to fake a mental illness on the internet. Defense lawyer described history of suicide attempts and mental illness dating back to teen years. Jury rejected his insanity defense.
One semiautomatic handgun, one rifle (assault), one shotgun
.32-caliber Retolaza semiautomatic handgun; AK-47 variant semiautomatic rifle; 12-gauge Winchester 1300 pump-action shotgun
Hotel shootingTampa, Florida12/30/1999
Hotel employee Silvio Leyva, 36, gunned down four coworkers at the Radisson Bay Harbor Inn before killing a woman outside who refused to give him her car. He was arrested shortly after the shootings.
His brother called him "unbalanced" and mentally ill.
One purchased from Big E's in Tampa, Fla.
One semiautomatic handgun, one revolver
9mm Lorcin semiautomatic handgun; .38-caliber Charter Arms revolver
Xerox killingsHonolulu, Hawaii11/2/1999
Byran Koji Uyesugi, 40, a Xerox service technician, opened fire inside the building with a 9mm Glock. He fled and was later apprehended by police.
A psychiatrist, testifying for the prosecution,said he suffered from schizophrenia.
Hunting Supplies of Hawaii (The Armory) in Honolulu, Hawaii
One semiautomatic handgun
9mm Glock 17 semiautomatic handgun
Wedgwood Baptist Church shootingFort Worth, Texas9/15/1999
Larry Gene Ashbrook, 47, opened fire inside the Wedgwood Baptist Church during a prayer rally before committing suicide.
His siblings decribed him as a paranoid schizophrenic.
Trader's Village flea market in Grand Prairie, Texas
Two semiautomatic handguns
.380-caliber, 9mm Ruger P85 semiautomatic handguns
Atlanta day trading spree killingsAtlanta, Georgia7/29/1999
Day trader Mark O. Barton, 44, who had recently lost a substantial sum of money, went on a shooting spree through two day-trading firms. He started at the All-Tech Investment Group, where he worked, then went on to Momentum Securities. He fled and hours later, after being cornered by police outside a gas station, committed suicide. (Two days before the spree, he killed his wife and two children with a hammer.)
In letters, he details his deep depression and downward spiral.
Glock purchased from gun store in Warner Robins, Ga.
Three semiautomatic handguns, one revolver
.45-caliber Colt 1911-A1, 9mm Glock 17, .25-caliber Raven Arms MP-25 semiautomatic handguns; .22-caliber Harrington & Richardson revolver
Columbine High School massacreLittleton, Colorado4/20/1999
Eric Harris, 18, and Dylan Klebold, 17, opened fire throughout Columbine High School before committing suicide.
Harris was an alleged psychopath; Klebold was depressed and suicidal.
Purchased variously at Tanner Gun Show in Denver, Colo. and from an individual
One semiautomatic handgun (assault), one rifle (assault), two shotguns
9mm Intratec DC-9 semiautomatic handgun; 9mm Hi-Point 995 carbine rifle; 12-gauge sawed-off Savage Stevens 311D, 12-gauge sawed-off Savage Springfield 67H pump-action shotguns
Thurston High School shootingSpringfield, Oregon5/21/1998
After he was expelled for having a gun in his locker, Kipland P. Kinkel, 15, a freshman at Thurston High, went on a shooting spree, killing his parents at home and two students at school. Five classmates wrestled Kipland to the ground before he was arrested.
Doctors testified that he was a paranoid schizophrenic who suffered from hallucinations
Purchased variously from friend and father, and stolen from father
Two semiautomatic handguns, one rifle
9mm Glock, .22-caliber Ruger semiautomatic handguns, .22-caliber Ruger rifle
Westside Middle School killingsJonesboro, Arkansas3/24/1998
Mitchell Scott Johnson, 13, and Andrew Douglas Golden, 11, two juveniles, ambushed students and teachers as they left the school; they were apprehended by police at the scene.
Boys displayed unruly and aggressive behavior. They picked on kids and made threats about killing people.
Stolen from grandfather and father
Two semiautomatic handguns, two rifles, three revolvers, two derringers
FIE 380, .380-caliber Star semiautomatic handguns; .44 Magnum Ruger, .30-06 Remington 742, .30-caliber Universal M-1 carbine replica rifles; .38-caliber Charter Arms, .357-caliber Ruger Security Six, .38-caliber Smith & Wesson revolvers; .22-caliber Double Deuce Buddie two-shot, .38-caliber Davis Industries two-shot derringers
Connecticut Lottery shooting
Newington, Connecticut
Lottery worker Matthew Beck, 35, gunned down four bosses over a salary dispute before committing suicide.
He had been hospitalized for psychiatric reasons and had a history of depression
One semiautomatic handgun
9mm semiautomatic handgun
Caltrans maintenance yard shootingOrange, California12/18/1997
Former Caltrans employee Arturo Reyes Torres, 41, opened fire at a maintenance yard after he was fired for allegedly selling government materials he'd stolen from work. He was shot dead by police.
He was disgruntled after being fired.
B&B Gun Sales in Orange County, Calif.
One rifle (assault)
7.62mm AK-47 Chinese variant semiautomatic rifle
R.E. Phelon Company shootingAiken, South Carolina9/15/1997
Ex-con Hastings Arthur Wise, 43, opened fire at the R.E. Phelon Company in retaliation for being fired after an argument with a supervisor. He attempted suicide by ingesting insecticide, failed, and was executed by the state of South Carolina eight years later.
An ex-con, he had been freed from prison, although he displayed violent tendencies.
One semiautomatic handgun
9mm semiautomatic handgun
Fort Lauderdale revenge shooting
Fort Lauderdale, Florida
Fired city park employee Clifton McCree, 41, opened fire on former coworkers he called "racist devils" inside their municipal trailer in an act of revenge after failing a drug test. He then committed suicide.
Co-workers complained about his threats and verbal abuse. His supervisors asked him to get a psychiatric evaluation. He lost his job, which relatives said drove his depression.
One semiautomatic handgun, one revolver
9mm Glock semiautomatic handgun; .32-caliber revolver
Walter Rossler Company massacreCorpus Christi, Texas4/3/1995
Disgruntled former metallurgist James Daniel Simpson, 28, opened fire throughout the Walter Rossler Company where he had worked before exiting the building and committing suicide.
He was likely angry because he was given an assignment at work he didn't like. But acquaintances didn't know why he'd come back and kill.
One semiautomatic handgun, one revolver
9mm Ruger semiautomatic handgun; .32-caliber revolver
Air Force base shooting
Fairchild Air Force Base, Washington
Former airman Dean Allen Mellberg, 20, opened fire inside a hospital at the Fairchild Air Force Base before he was shot dead by a military police officer outside.
He was repeatedly diagnosed with emotional problems during his two years of service.
Gun dealer in Spokane, Wash.
One rifle (assault)
MAK-90 semiautomatic rifle
Chuck E. Cheese's killingsAurora, Colorado12/14/1993
Nathan Dunlap, 19, a recently fired Chuck E. Cheese's employee, went on a rampage through his former workplace and was arrested the following day. He now awaits execution on death row.
While he was in prison awaiting trial, he started acting bizarre by stripping naked and playing with his feces, apparently to avoid the death penalty. A state doctor testified that Dunlap was was faking his mental illness.
One semiautomatic handgun
.25-caliber semiautomatic handgun
Long Island Rail Road massacreGarden City, New York12/7/1993
Colin Ferguson, 35, opened fire on an eastbound Long Island Rail Road train as it approached a Garden City station. He was later arrested.
Psychiatrists and others said he suffered from racial paranoia and was obsessed with nonexistent conspiracies. His landlord said he had "delusions of grandeur."
Turner's Outdoorsman in Signal Hill, Calif.
One semiautomatic handgun
9mm Ruger P89 semiautomatic handgun
Luigi's shooting
Fayetteville, North Carolina
Army Sgt. Kenneth Junior French, 22, opened fire inside Luigi's Italian restaurant while ranting about gays in the military before he was shot and arrested by police.
He had an abusive father, who committed suicide.
One rifle, two shotguns
.22-caliber rifle; two 12-gauge shotguns