Into the frontier: the rolling convoy
U.S. Air Force Senior Airman Brittany Motley, 341st Missile Support Squadron flight security controller, prepares to lay a tree down for cover during Road Warrior X at Camp Guernsey, Wyo., Oct. 19, 2012. Motley is posing as a member of the opposing force team, whose task is to steal a nuclear resource from F.E. Warren Air Force Base, Wyo., Security Forces Airmen. (U.S. Air Force photo by Airman 1st Class Kayla Newman/Released)