Airman 1st Class Sade, 28th Aircraft Maintenance Squadron crew chief, listens to another crew chief inside a B-1 bomber while completing operation checks during post-flight inspections Sept. 22, 2015 at Al Udeid Air Base, Qatar. Sade was deployed out of Ellsworth Air Force Base, S.D. (U.S. Air Force photo by Staff Sgt. Alexandre Montes/Released)