Keywords: US Navy 111204-N-XZ597-003 Chief Hospital Corpsman Sean Madsen uses Chief Construction Mechanic Garin Leith's radio to provide information needed f.jpg en FORT HUNTER LIGGETT Calif Dec 4 2011 Chief Hospital Corpsman Sean Madsen uses Chief Construction Mechanic Garin Leith's radio to provide information needed for a medical evacuation during a simulated chlorine gas attack Both Sailors assigned to Naval Mobile Construction Battalion NMCB 3 are taking part in a 2-4 week field-training exercise which tests their skills in a tactical environment before deployment NMCB 3 is an expeditionary element of U S naval forces providing construction engineering and security services in support of national strategy naval power projection humanitarian assistance and contingency operations U S Navy photo by Chief Mass Communication Specialist Jesse Sherwin/Released 2011-12-04 111204-N-XZ597-003 Navy http //www navy mil/view_image asp id 112133 U S Navy photo by Chief Mass Communication Specialist Jesse Sherwin PD-USGov-Military-Navy Images from US Navy location FORT HUNTER LIGGETT Calif |