Staff Sgt. Elizabeth McCulley, 307th Bomb Wing emergency manager, visually inspects an exercise scene on Barksdale Air Force Base, La., Oct. 29, 2014. Fire-Hawk masks provide the wearer with a supply of clean oxygen while keeping harmful vapors out. (U.S. Air Force photo/Airman 1st Class Mozer O. Da Cunha)
Airman 1st Class Mozer Da Cunha
Taken on 29 October 2014
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