Airmen "bug-out" during evacuation exercise
U.S Air Force Airmen return after a successful evacuation exercise at Misawa Air Base, Japan, Jan. 24, 2011. This event is part of the first exercise of the year for Misawa Air Base for 2011 that will test Misawa Airmen's ability to survive and operate during contingency operations. (U.S. Air Force photo by Tech. Sgt. Russell McBride/Released)