Rounds for the GAU-21 .50 caliber weapon system are chambered and ready to fire during a training mission in the desert outside

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Rounds for the GAU-21 .50 caliber weapon system are chambered and ready to fire during a training mission in the desert outside of El Centro, Calif., July 17. Staff Sgt. Franklin Williams, an aviation ordnance technician with Marine Heavy Helicopter Squadron 465 "Warhorses" and a San Diego native, fired more than 9,000 of these rounds into targets on the ground during the mission.

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Size: 3744px × 5616px
Photo credit: © MixPix / Alamy / Afripics
License: Licensed
Model Released: No

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