Senior Airman Brandon Dunphy (left), 28th Operations Support Squadron Survival Evasion Rescue Escape specialist, instructs aircrew members to take cover behind a tree during a survival exercise at Sturgis Training Compound, Sturgis, S.D., March 22, 2012. The two aircrew teams were required to navigate to different points throughout the compound in order to be rescued. (U.S. Air Force photo by Airman 1st Class Alystria Maurer/Released)