Joe Johengen, 28th Aircraft Maintenance Squadron contract field team electrical technician, replaces over wing faring fire bottles on a B-1 at Ellsworth Air Force Base, S.D., Sept. 11, 2013. The bottles provide fire suppression over the wings of the aircraft in the case of an accident or incident. (U.S. Air Force photo by Airman 1st Class Rebecca Imwalle/Released)