A U.S. Army Soldier sprints a lap during the 1st Defender’s Challenge in recognition of Joint Base Langley-Eustis’ Police Week, at Langley Air Force Base, Va., May 12, 2015. The event was open to all Joint Base Langley-Eustis personnel and all local law enforcement. (U.S. Air Force photo by Senior Airman Breonna Veal/Released)