U.S. Air Force firefighters prepare for a chemical, biological, radiological, nuclear and high-yield explosives exercise at Langley Air Force Base, Va., March 26, 2015. Emergency response teams were tested on the execution of required procedures to eliminate a CBRNE threat.  (U.S. Air Force photo by Senior Airman Kayla Newman/Released)(Photo was cropped and levels were used to emphasis subject.)
Senior Airman Kayla Newman
Taken on 26 March 2015
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