Exercise
U.S. Air Force Airman 1st Class Wendell McLellan, 4th Security Forces Squadron defender, secures the perimeter during an exercise at Seymour Johnson Air Force Base, N.C., Aug. 25, 2013. The team followed a map into the woods to find a simulated weapons cache as part of their training. (U.S. Air Force photo by Airman 1st Class Brittain Crolley/Released)