170110-N-WA189-021 OKINAWA, Japan (Jan. 10, 2016) Seabees assigned to Naval Mobile Construction Battalion (NMCB) 5 give hand signals to a local concrete truck driver at White Beach, Okinawa, Japan. The structure they are building will house a generator for the base fire department. NMCB-5 is 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)