list of deadliest mass us shootings
These are the 10 deadliest mass shootings in modern U.S. history: 1. Las Vegas: Oct. 1, 2017. 58 killed and more than 515 wounded. Shooter: 64-year-old Stephen Paddock. Motive: Unknown. 2. Orlando, Fla.: June 12, 2016. 49 people killed and more than 58 wounded. Shooter: 29-year-old Omar Mateen. Motive: Terror, hate crime. 3. Blacksburg, Va.: April 16, 2007.