The Shocking Stats on Mass Shootings in the U.S.Hundreds of people in the U.S. have been killed in mass shootings, according to shootingtracker.com.The Shocking Stats on Mass Shootings in the U.S.01:04Link copiedDec. 3, 2015, 8:39 PM UTC / Updated Dec. 3, 2015, 8:39 PM UTC
