A Marine assigned to Chemical, Biological, Radiological and Nuclear (CBRN), Assessment and Consequence Management (ACM) team, 26th Marine Expeditionary Unit (MEU), exits a cave after investigating and taking samples from a simulated leaking chemical weapons caches at the Center for National Response (CNR) in Gallagher, W. Va., Oct. 25, 2012. CNR is a flexible training complex that provides multi-scenario exercises for the military or joint operations with military and first responders. The 26th MEU CBRN/ACM Team is the first fully trained, certified and equipped team to deploy with a MEU, which is slated to deploy in 2013. (U.S. Marine Corps photo by Cpl. Christopher Q. Stone/Released)