Staff Sgt. Mark Hill, 39th Civil Engineer Squadron emergency management, uses a chemical agent detector kit to check for chemical contaminates during a chemical, biological, radiological and nuclear warfare training, May 14, 2015, at Incirlik Air Base, Turkey. The 39th CES is responsible for evaluating the site of an incident after an attack or emergency that involves chemical, biological, radiological and nuclear warfare to check detection grids for possible contamination. (U.S. Air Force photo by Senior Airman Krystal Ardrey/Released)
Senior Airman Krystal Ardrey
Taken on 14 May 2015
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