OKINAWA, Japan (April 15, 2021) Seabees with Naval Mobile Construction Battalion (NMCB) 4 and Marines with the 9th Engineer Support Battalion maneuver through a course at the Jungle Warfare Training Center in Okinawa. NMCB-4, based out of Port Hueneme, California, is forward-deployed throughout the Indo-Pacific region ready to deliver engineering solutions and construction of expeditionary and advanced naval base facilities to Naval and Joint Force Commanders. (U.S. Navy photo by Mass Communication Specialist 2nd Class Douglas Parker)