Col. Ethan Griffin, 436th Airlift Wing commander, (back middle) directs a team of Airmen to prepare for a simulated chemical attack during a Chemical, Biological, Radiological and Nuclear (CBRN) training session Jan. 31, 2018, at Dover Air Force Base, Del. Prior to a chemical attack, all assets need to be covered in a protective layer with chemical indicators to reduce the risk of contamination. (U.S. Air Force photo by Staff Sgt. Aaron J. Jenne)
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