Keywords: US Navy 070821-N-4154B-553 A Sailor in a Humvee, attached to Mobile Security Detachment (MSD) 33, reacts to an explosion while traveling in formation during vehicle convoy training at Miramar Naval Air Station.jpg en SAN DIEGO Aug 21 2007 A Sailor in a Humvee attached to Mobile Security Detachment MSD 33 reacts to an explosion while traveling in formation during vehicle convoy training at Miramar Naval Air Station MSD-3 is conducting convoy training as part of Seahawk 2007 a joint maritime security exercise involving more than 900 integrated active and reserve forces from the Navy Expeditionary Combat Command NECC and U S Coast Guard The exercise held August 13-24 is intended to increase interoperability and enhance cooperation between the two services U S Navy photo by Mass Communication Specialist 2nd Class Matthew Bash RELEASED 2007-08-21 070821-N-4154B-553 Navy http //www navy mil/view_image asp id 49860 U S Navy photo by Mass Communication Specialist 2nd Class Matthew Bash PD-USGov-Military-Navy Seahawk 2007 Training at Marine Corps Air Station Miramar Explosions Humvees in United States service Gun turrets of Humvees |