Mass shootings in U.S. history

Published On: Jul 20 2012 09:20:30 AM CDT   Updated On: Apr 03 2014 07:39:55 AM CDT

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.

Mass shootings - Carnation, Calif
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Robert Sorbo/Reuters

Dec. 24, 2007 – Michele Anderson and her boyfriend, Joseph McEnroe, both 29, were accused of shooting six of the woman’s family members to death in Carnation, Wash.

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