Run to Survive
VANDENBERG AIR FORCE BASE, Calif. -- Lt. Col. Daniel Murray, 30th Medical Group chief of aerospace medicine, changes a tire during Vandenberg's Run to Survive Safety Competition at the parade grounds here Tuesday, May 22, 2012. The competition had the participants run around to multiple locations on base testing their safety skills and knowledge. (U.S. Air Force photo/Staff Sgt. Andrew Satran)