U.S. Air Force Staff Sgt. Kevin Norton, right, assists

U.S. Air Force Staff Sgt. Kevin Norton, right, assists Sgt. Randolph Prock with a Class B hazardous material protection suit, during an equipment demonstration for the joint chemical, biological, radiological, nuclear and explosive (CBRNE) training, at Joint Base Lewis-McChord, Wash., Feb. 11, 2013. Soldiers of Joint Base Lewis-McChord trained with members the 62nd Medical Squadron’s Biological/Environmental Engineering Element to familiarize themselves with equipment and procedures they would encounter in a joint CBRNE incident response. Norton is the lead instructor for the CBRNE training, assigned to the 62nd Medical Squadron, 62nd Airlift Wing. (U.S. Army photo by Staff Sgt. Mark Miranda/Released)