PETERSON AIR FORCE BASE, Colo. -- Col. Robert Stanton, left, the 302nd Operations Group commander, passes the 302nd Operations Support Squadron guidon to Lt. Col. Ryan Tanton, right, who assumed command of the squadron during a change of command ceremony, April 1, 2017, at Peterson Air Force Base, Colo. Tanton takes command of the 302nd OSS after serving as the 731st Airlift Squadron chief navigator. (U.S. Air Force photo/Staff Sgt. Frank Casciotta)