Mass shootings in U.S. history

Posted: 10:20 AM EDT Jul 20, 2012   Updated: 3:13 PM EDT Mar 10, 2014

A gunman opened fire at the Fort Hood military post in Texas on Wednesday, killing three people and wounding 16 before committing suicide. Take a look at some of the worst mass shootings in U.S. history.

Fort Hood
1 / 17

April 2, 2014: Spc. Ivan Lopez killed three people and wounded 16 others at the Fort Hood military post in Texas before fatally shooting himself, authorities say.


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