190419-N-GG858-1036 OKINAWA, Japan (Apr. 19, 2019) Cmdr. Joseph Harder, commanding officer of Naval Mobile Construction Battalion (NMCB) 3, delivers remarks during a Relief in Place/Transfer of Authority ceremony at Camp Shields in Okinawa, Japan, in which NMCB-4 received authority of the camp from NMCB-3. Seabees are the expeditionary engineering and construction experts of the Naval service. They provide task-tailored, adaptable and combat-ready engineering and construction forces that deploy to support Navy objectives globally. (U.S. Navy photo by Mass Communication Specialist 2nd Class Matthew Dickinson/Released)

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