U.S. Air Force Maj. Jason Clendenin gestures out the window of a B-52H Stratofortress as it taxis prior taking off on a mission, Sept. 18, 2014, Barksdale Air Force Base, La. Clendenin is a copilot in the 343rd Bomb Squadron, which is assigned to the 307th Bomb Wing and is the only nuclear certified squadron in the Air Force Reserve Command. (U.S. Air Force photo by Master Sgt. Greg Steele/Released)