Hubert Davis, Headquarters Training and Doctrine Command assistant deputy chief of staff, speaks to participates before the final 5K run for the Civilian Commanders Cup Fitness Challenge at Fort Eustis, Va., June 23, 2016. Civilians working in units across the installation were encouraged to participate in the challenge to reach their fitness goals alongside their Army counterparts. (U.S. Air Force photo by Airman 1st Class Derek Seifert)