190313-N-TP832-1045 OKINAWA, Japan (March 13, 2019) Loaded magazines with 5.56mm rounds are ready to be fired during a Naval Mobile Construction Battalion (NMCB) 3 marksmanship qualification course at Camp Courtney Marine Corps Base in Okinawa, Japan, March 13, 2019. NMCB-3 is forward deployed throughout the Indo-Pacific region and United States ready to support major combat operations, theater security, humanitarian assistance and disaster relief operations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Michael Lopez/Released)