U.S. Air Force 2nd Lt. Victor Delacruz, 633rd Force Support Squadron officer in charge of installation personnel and readiness, runs a 100-meter dash with a 17-pound bar during the annual Squadron Fitness Challenge event at Langley Air Force Base, Va., May 24, 2012. The Squadron Fitness Challenge consisted of seven events designed to test physical strength and build camaraderie among units. (U.S. Air Force photo by Airman 1st Class Kayla Newman/Released)