Airmen from the 913th Force Support Squadron and Aerospace Medical Squadron participate in Chemical, Biological, Radiological, Nuclear and Explosives Training April 4, 2019, at Little Rock Air Force Base, Arkansas. The training prepares Airmen to survive and operate in a contaminated environment and how to properly put on protective gear. The Air Force Reserves train to preserve agile and resilient military force ready for the fight. (U.S. Air Force photo by Senior Airman Nathan Byrnes)