170217-N-WA189-217 OKINAWA, Japan (Feb. 17, 2017) A Seabee, assigned to Naval Mobile Construction Battalion (NMCB) 5, swims through one of the 31 obstacles that make up the endurance course at the Jungle Warfare Training Center (JWTC) onboard Camp Gonsalves, Okinawa, Japan. The training center exposes Marines and Sailors to training situations and environments unique to the Indo-Asia-Pacific region which sustain operational readiness and enhance forward deployed capabilities. NMCB-5 is the forward deployed western Pacific construction battalion ready to support major combat operations, humanitarian assistance and disaster relief operations, and to provide general engineering and civil support to Navy, Marine Corps, and joint operational forces. (U.S. Navy photo by Mass Communication Specialist 2nd Class Adam Henderson/Released)