Keywords: US Navy 100422-N-4965F-229 Gunner's Mate 2nd Class Ian Unterbrink, assigned to a boat detachment of Maritime Expeditionary Security Squadron (MSRON) 3, engages a simulated waterborne threat.jpg en SAN DIEGO April 22 2010 Gunner's Mate 2nd Class Ian Unterbrink assigned to a boat detachment of Maritime Expeditionary Security Squadron MSRON 3 engages a simulated waterborne threat aboard a rigid-hull inflatable boat during a Navy Expeditionary Combat Command 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-229 Navy http //www navy mil/view_image asp id 84868 U S Navy photo by Mass Communication Specialist 1st Class James E Foehl PD-USGov-Military-Navy Inshore Boat Units in San Diego Bay Gunner's Mate Maritime Expeditionary Security Squadrons |