Keywords: US Navy 100422-N-4965F-111 Boatswain's Mate 3rd Class Harry Crawford mans an M-240B machine gun aboard a rigid-hull inflatable boat.jpg en SAN DIEGO April 22 2010 Boatswain's Mate 3rd Class Harry Crawford a boat crewman gunner assigned to a boat detachment of Maritime Expeditionary Security Squadron MSRON 3 mans an M-240B machine gun aboard a rigid-hull inflatable boat during a Navy Expeditionary Combat Command NECC Integrated Exercise The weeklong training exercise is designed to provide NECC Sailors realistic combat training in preparation for up-coming deployments U S Navy photo by Mass Communication Specialist 1st Class James E Foehl/Released 2010-04-22 100422-N-4965F-111 Navy http //www navy mil/view_image asp id 84851 U S Navy photo by Mass Communication Specialist 1st Class James E Foehl PD-USGov-Military-Navy Inshore Boat Units in San Diego Bay M-240 machine gun Maritime Expeditionary Security Squadrons |