U.S. Air Force Airman 1st Class Aaron Evanley, 633rd Security Forces Squadron entry controller, participates in the Rucking for Veterans 5K at Langley Air Force Base, Va., May 17, 2014. Proceeds from the event support the Wounded Warrior Project, which helps injured Service members aid and assist each other. (U.S. Air Force photo by Airman 1st Class Areca T. Wilson/Released)