171117-N-GZ832-0233 OKINAWA, Japan (Nov. 17, 2017) Seabees assigned to Naval Mobile Construction Battalion (NMCB) 4, learn the inner workings of the M-4 carbine rifle; during the weapons training they will receive a hands on experience with several weapons systems. NMCB’s are ready to support major combat operations, humanitarian assistance/disaster relief operations, and provide general engineering support to Navy, Marine Corps, and joint operational forces. ( Navy photo by Mass Communications Specialist 2nd Class Benjamin Stevens/Released)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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