U.S. service members, civilians and coalition partners relax before the half marathon began during the deployed variation of the 22nd Annual Air Force Marathon on Bagram Airfield, Sept. 21, 2018. The first official Air Force Marathon was held on September 20, 1997, celebrating the 50th anniversary of the Air Force, and is held the third Saturday in September each year. (U.S. Air Force photo by Staff Sgt. Kristin High)