Airmen dash off as the horn sounds at the beginning of the Commander's Fitness Challenge on Joint Base Charleston, S.C., May 7, 2010. May is fitness month and the base fitness center is currently holding events which are set to run all month long. Airmen can earn points by attending the events and at the end of the month there will be a grand prize giveaway for the individual with the most points. This month's run was shortened due to construction in areas where the run normally passes through. The course was 2.5 miles. (U.S. Air Force Photo/Airman 1st Class Lauren Main)

U.S. Air Force Master Sgt. Mike Bunting finsihes first during the Commander's Fitness Challenge on Joint Base Charleston, S.C., May 7, 2010. This month's run was shortened due to construction in areas where the run normally passes through. Sergeant Bunting finished the 2.5 mile course in 13 minutes and 16 seconds. Sergeant Bunting is with the 315th Maintenance Squadron. (U.S. Air Force Photo/Airman 1st Class Lauren Main)

U.S. Air Force 1st Lt. Michaela Judge finishes first for the females during the Commander's Fitness Challenge on Joint Base Charleston, S.C., May 7, 2010.This month's run was shortened due to construction in areas where the run normally passes through. Lieutenant Judge finished the 2.5 mile course in 17 minutes and 50 seconds. Lieutenant Judge is a Public Affairs Officer with the 628th Air Base Wing. (U.S. Air Force Photo/Airman 1st Class Lauren Main)