150424-N-SD120-070 OKINAWA, Japan (April 24, 2015) Utilitiesman 2nd Class Elmer Agonias, a Seabee assigned to Naval Mobile Construction Battalion (NMCB) 5, secures the rear of his patrol while the other Seabees carry a simulated injured team member on an improvised stretcher through a deep and narrow trench at Jungle Warfare Training Center in Okinawa. More than 60 Seabees from NMCB-5 attended the week long course taught by Marine instructors. The course is designed to prepare Marines and joint forces for the rigors of combat in a dense jungle environment. NMCB-5 is currently deployed to Japan and several countries in the Pacific area of operations conducting construction operations and humanitarian assistance projects. (U.S. Navy photo by Mass Communication Specialist 1st Class John P. Curtis/Released)