A U.S. Army Soldiers, assigned to 2nd Battalion, 34th Armor Brigade, 1st Infantry Division, throws an empty 120 mm cannon empty canister during a training scenario at the National Training Center (NTC), April 23, 2014. This NTC rotation is developed to test the capabilities of 1st Infantry Division Soldiers against enemies with similar equipment and tactical experience. (U.S. Army photo by Sgt. Richard W. Jones Jr., Operations Group, National Training Center)