Lt. Col. Steven Ross, 586th Flight Test Squadron outgoing

Lt. Col. Steven Ross, 586th Flight Test Squadron outgoing commander, passes the 586th FLTS guidon to Col. Hans Miller, 96th Test Group commander, symbolizing his stepping down from command during the 586th FLTS change of command at Holloman Air Force base, N.M., June 24, 2015. Lt. Col. Nathan Diller assumed command of the 586th FLTS from Ross. The 586th FLTS tests guidance systems, laser systems, air-to-air and air-to-ground systems, long-range and standoff weapons, live warheads and provides target, photo and safety chase. (U.S. Air Force photo by Staff Sgt. Joe Laws / Released)