Analysis of Mass Shooting

In this report, Everytown For Gun Safety analyzes every mass shooting between January 2009 and July 2015 that was identifiable through FBI data and media reports. This report describes the 133 mass shootings in the nearly seven-year period. Each description includes the location of the shooting, number of people killed and/or injured, and information on the shooter, gun(s), ammunition, and gun purchase, where available. The findings reveal the prevalence of gun use in the United States and its correlation to mass shootings.