Marine Corps Sgt. Walker Davis, with 3d Low Altitude Air Defense Battalion, Marine Air Control Group 38, 3d Marine Aircraft Wing, applies lubricant to a M240B light machine gun during a live-fire training exercise at Marine Corps Base Camp Pendleton, Calif., Feb. 14, 2017. The training was conducted to ensure training and readiness requirements are met and enhance the unit’s proficiency with each weapon system. ( Marine Corps photo by Cpl. Trever Statz)

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