U.S. Army Col. Julius A. Rigole, 128th Aviation Brigade commander, salutes the U.S. flag during a change of command ceremony at Fort Eustis, Va., June 12, 2015. Rigole presided over the ceremony during which Lt. Col. Russ Heidel Jr., 1st Battalion, 210th Aviation Regiment incoming commander, took command of the 1st Battalion, 210th Aviation Regiment. (U.S. Air Force photo by Staff Sgt. Natasha Stannard/Released)