Keywords: US Navy 110717-N-NX238-108 Sailors field strip a .50-caliber machine gun while conducting familiarization training on crew-served weapons during UL.jpg en SAN CLEMENTE ISLAND Calif July 17 2011 Sailors assigned to Maritime Expeditionary Security Squadron MSRON 11 field strip a 50-caliber machine gun while conducting familiarization training on crew-served weapons during ULTRA 2011 ULTRA is a two-week exercise focusing on expeditionary warfare skill qualifications and battle readiness to prepare for deployments U S Navy photo by Mass Communication Specialist 2nd Class Noel L Danseco/Released 2011-07-17 110717-N-NX238-108 Navy http //www navy mil/view_image asp id 104720 U S Navy photo by Mass Communication Specialist 2nd Class Noel L Danseco PD-USGov-Military-Navy San Clemente Island Camouflage nettings Browning M2 Field strip |