The 50th Space Wing's Guardian Challenge Security Forces team, composed of Airmen 1st Class Eric Sauls and Warren Malcolm III, Staff Sgt. Andrew Lewis, and Senior Airman Alberto Lopez, carry a litter to the finish line at the U.S. Air Force Academy's obstacle course May 18, 2010, in Colorado Springs, Colo. Guardian Challenge is Air Force Space Command's premier bi-annual competition to determine the best units within the command.
U.S. Air Force photo/Dennis Rogers
November 4, 2012
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