LANGLEY AIR FORCE BASE, Va. -- Maj. Ryan Krietsch, Air Combat Command Operations, led all participants in a duathlon sponsored by the 1st Force Support Squadron Aug. 15. A duathlon is an eight mile exercise designed to challenge each participant's physical endurance with cycling and running. The 1st FSS organizes an event monthly to continue encouraging physical fitness as the Air Force exercises the fit to fight mentality. (U.S. Air Force photo/Senior Airman Vernon Young)
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