U.S. Naval Academy Midshipmen exit a gas chamber after conducting chemical, biological, radiological and nuclear defense training during a Professional Training For Midshipmen (PROTRAMID) event aboard Camp Lejeune, N.C., June 3, 2014. The purpose of PROTRAMID is to expose Midshipmen to opportunities in the Fleet Marine Forces and generate interest in pursuing a Marine Corps commission. (U.S. Marine Corps photo by Lance Cpl. Judith L. Harter, COMCAM, MCI-East, Camp Lejeune/Released)