50 years of U.S. mass shootings The United States recorded its first mass shooting on August 1, 1966, when a former Marine sharpshooter shot his wife and mother, and then a further 16 people from a clock tower in Texas* DEADLIEST MASS SHOOTINGS IN U.S. HISTORY 14 DEAD Dec 2, 2015 Inland Regional Center, San Bernardino, CA 14 DEAD Aug 20, 1986 Edmond Post Office, Edmond, OK 32 DEAD Apr 6, 2007 Virginia Tech, Blacksburg, VA 27 DEAD Dec 14, 2012 Sandy Hook School, Newtown, CT 21 DEAD Jul 18, 1984 McDonald’s, San Ysidro, CA 23 DEAD Oct 16, 1991 Lubys Cafe, Killeen, TX 18 DEAD Aug 1, 1966 University of Texas, Austin, TX 49 DEAD Jun 12, 2016 Pulse nightclub, Orlando, FL One third of Americans owns at least one gun U.S. population: 319m 2016 MASS SHOOTING INCIDENTS 11-5 6-10 1-5 None ACTIVE SHOOTER INCIDENTS BY LOCATION, 2000-2013† Health centre Place of worship Residence Open space Government property School Business †Individual attempting to kill people in populated area *Incident where four or more people are injured or killed (including shooters) Sources: CNN, FBI, Washington Post, NBC Picture: Wikimedia Commons