Mapping
U.S. Air Force Capt. William Theisner, left, 41st Rescue Squadron (RQS) HH-60G Pave Hawk pilot, and Tech. Sgt. Vincent Hnat, 41st RQS special missions aviator, study a map during combat survival training at Moody Air Force Base, Ga., April 8, 2014. To complete training, Airmen must navigate to four different GPS locations and maintain communication with friendly forces while avoiding detection by opposing forces. (U.S. Air Force photo by Airman 1st Class Ryan Callaghan/Released)