U.S. Army Staff Sgt. Jeffrey Heilman, Fort Jackson, S.C., drill sergeant, takes a test in which he has to name each part of an M-16 rifle during an event as part of the annual Drill Sergeant of the Year event, hosted by Initial Military Training, U.S. Army Training and Doctrine Command, June 26, 2012, at Fort Eustis, Va. During the event six drill sergeants competed in a variety of mental and physical event for the title of Drill Sergeant of the Year. (U.S. Air Force photo by Senior Airman Wesley Farnsworth/Released)