Staff Sgt. Joshua Johnson, a 51st Operations Support Squadron airfield management operations supervisor, cools down with a coworker after running with him for a PT test Aug. 7, 2014, at Osan Air Base, Republic of Korea. Johnson does a variety of fitness-related activity within his squadron, including leading PT sessions and off-duty running. (U.S. Air Force photo by Staff Sgt. Jake Barreiro/Released)
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