AF wounded warrior trials kicks off at Nellis
Timothy Babb, 2015 U.S. Air Force Trials participant, takes a breath during a swimming practice session at Nellis Air Force Base, Nev., Feb. 27, 2015. The Air Force Trials are an adaptive sports event designed to promote the mental and physical well-being of seriously ill and injured military members and veterans. (U.S. Air Force photo by Staff Sgt. Siuta B. Ika)