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Senior Master Sgt. Ronald White observes his Airmen, assigned to the 673d Civil Engineer Squadron, Explosives Ordinance Disposal Flight, preparing for a live-fire demolitions exercise in Mission Oriented Protective Posture 4 on Joint Base Elmendorf-Richardson, Alaska, Feb.14, 2018. The Airmen were conducting EOD training in a simulated chemical weapons contaminated environment. (U.S. Air Force photo/Justin Connaher). Original public domain image from Flickr
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