U.S. Air Force Senior Airman Anthony Leopardi, 620th Ground Combat Training Squadron nuclear training instructor, briefs airmen on an upcoming nuclear-convoy training exercise at the North Range of Camp Guernsey, Wyo., Oct. 15, 2012. The exercise is part of a 10-day, annual course called Road Warrior. (U.S. Air Force photo by Airman 1st Class Kayla Newman/Released)