U.S. Army Sgt. 1st Class William Littell, center, Fort Eustis Ten-Mile team member, approaches the finish line during the U.S. Army Ten-Miler race in Washington, D.C., Oct. 20, 2013. Marathons, distance running and the Ironman Triathlon were all part of the Fort Eustis team’s preparation for the ATM (U.S. Air Force photo by Staff Sgt. Ciara Wymbs/Released)