U.S. Army 2nd Lt. Ryan Waldorf, 271st Movement Control Team movement control officer, and Pfc. Alonoso Bradley, 271st MCT movement specialist, use a simulator designed to teach them how to drive in a convoy and what do to if they are attacked at Naval Weapons Station Yorktown, Va., June 13, 2013. Soldiers underwent three days of intensive training in preparation for an upcoming deployment. (U.S. Air Force photo by Staff Sgt. Wesley Farnsworth / Released)