Keywords: US Navy 100914-N-9950J-370 Marines assigned to the 31st Marine Expeditionary Unit (31st MEU) conduct a live-fire training exercise on the flight de.jpg en PHILIPPINE SEA Sept 14 2010 Marines assigned to the 31st Marine Expeditionary Unit 31st MEU conduct a live-fire training exercise on the flight deck of the forward-deployed amphibious assault ship USS Essex LHD 2 Essex is part of the forward-deployed Essex Amphibious Ready Group and is participating in Valiant Shield 2010 an integrated joint training exercise designed to enhance interoperability between U S forces U S Navy photo by Mass Communication Specialist 2nd Class Greg Johnson/Released 2010-09-14 100914-N-9950J-370 Navy http //www navy mil/view_image asp id 91690 U S Navy photo by Mass Communication Specialist 2nd Class Greg Johnson PD-USGov-Military-Navy Aboard USS Essex LHD-2 Cartridge ejection Valiant Shield 2010 31st Marine Expeditionary Unit Weapon training in the United States Marine Corps |