Most of America's Mass Shootings Have Happened Since Columbine: Here Are the Deadliest

13. Washington Navy Yard shooting
> Victims: 12 fatalities, 8 injuries
> Date and place: Sept. 16, 2013 at Naval Sea Systems Command headquarters
> Weapon(s) used: 12-gauge shotgun, Beretta pistol (all weapons legally obtained)

12. Thousand Oaks, CA shooting
> Victims: 12 fatalities, 11 injuries
> Date and place: Nov. 7, 2018, at Borderline Bar and Grill
> Weapon(s) used: .45 pistol (all weapons legally obtained)

11. Atlanta shooting
> Victims: 12 fatalities, 13 injuries
> Date and place: July 27-29, 1999 in Stockbridge and Atlanta, Georgia
> Weapon(s) used: .22 pistol, .25 pistol, .45 pistol, 9mm pistol (all weapons legally obtained)

10. Binghamton, New York shooting
> Victims: 13 fatalities, 4 injuries
> Date and place: Apr. 3, 2009 at American Civic Association immigration center
> Weapon(s) used: 9mm pistol, .45 pistol (all weapons legally obtained)

9. Fort Hood shooting
> Victims: 13 fatalities, 30 injuries
> Date and place: Nov. 5, 2009 in Fort Hood
> Weapon(s) used: Five-seven pistol (all weapons legally obtained)