A 489th Maintenance Squadron crew chief jumps to close the cockpit hatch of a 7th Bomb Wing B-1 Lancer prior to a mission on Feb. 20, 2016, Dyess Air Force Base (AFB), Texas. The squadron is assigned to the Air Force Reserve Command’s 489th Bomb Group at Dyess, which assigned to the 307th Bomb Wing at Barksdale Air Force Base, La. (U.S. Air Force photo by Master Sgt. Greg Steele/Released)