Keywords: US Navy 050225-N-9712C-005 Builder 3rd Class Marcos Lopez, a Seabee assigned to Naval Mobile Construction Battalion Four Zero (NMCB-40), low-crawls through a trench during the endurance course at the Jungle Warfare Training Cen.jpg en Okinawa Japan Feb 25 2005 Builder 3rd Class Marcos Lopez a Seabee assigned to Naval Mobile Construction Battalion Four Zero NMCB-40 low-crawls through a trench during the endurance course at the Jungle Warfare Training Center on board Camp Gonslaves Okinawa The endurance course is a 3 4-mile obstacle course which is part of a weeklong jungle skill training class U S Navy photo by Photographer's Mate 3rd Class John P Curtis RELEASED 2005-02-25 050225-N-9712C-005 Navy http //www navy mil/view_image asp id 22249 U S Navy photo by Photographer's Mate 3rd Class John P Curtis PD-USGov-Military-Navy Camouflage facepainting Camp Gonsalves Builder United States Navy Obstacle courses |