Lance Cpl. Alex Mann, left, and Cpl. Robert Sweeny, right, clear a stairway before entering the second floor as their fire team clears a building Central Training Area’s Combat Town in Okinawa, Japan, Nov. 6, 2015. An opposing force hid in the building with a hostage and both sides had special effect small-arms marking system rounds. Mann is from Dunstable, Massachusetts and Sweeny is from Jefferson, New Jersey. Both are military policemen with Military Police Detachment, Combat Logistic Battalion 31, 31st Marine Expeditionary Unit. ( Marine Corps photo by Cpl. Abbey Perria/Released)

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Size: 5760px × 3840px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 31, 31st, based, battalion, clb31, combat, detachment, effect, expeditionary, initiative, logistics, marine, marking, meu, miitary, mps, police, rounds, sesams, small-arms, special, systems, tactics, unit