100th CES test hazardous materials response
U.S. Air Force Master Sgt. Robert Peterson, left, 100th Civil Engineer Squadron Fire Department assistant chief from Hudson, Mass., uses a radio to communicate with his team during a hazardous material exercise May 6, 2014, on RAF Mildenhall, England. The base exercises regularly to ensure emergency responders remain proficient for any real-world incidents. (U.S. Air Force photo by Gina Randall/Released)