Keywords: US Navy 070619-N-3857R-007 Personnel Specialist 3rd Class Ray Guedry, of Naval Mobile Construction Battalion (NMCB) 1, guards the ambulance while others secure a perimeter during Operation Desert Heat, a graded field exercise.jpg en CAMP SHELBY Miss June 19 2007 - Personnel Specialist 3rd Class Ray Guedry of Naval Mobile Construction Battalion NMCB 1 guards the ambulance while others secure a perimeter during Operation Desert Heat a graded field exercise to assess the battalion's contingency construction capabilities NMCB-1's Marine Expeditionary Force Company was sent to set up a forward operating base and was faced with a mock-ambush in the process U S Navy photo by Mass Communication Specialist 2nd Class Chad Runge RELEASED 2007-06-19 070619-N-3857R-007 Navy http //www navy mil/view_image asp id 47999 U S Navy photo by Mass Communication Specialist 2nd Class Chad Runge PD-USGov-Military-Navy Camp Shelby Personnel Specialist United States Navy Humvees in United States service |