Oklahoma Army National Guardsmen with Alpha Battery, 1st Battalion, 160th Field Artillery Regiment, 45th Infantry Brigade Combat Team, prepare ammunition for firing during an air assault training mission Saturday, March 4, 2017, at Fort Sill in Lawton, Oklahoma. ( Army National Guard photo by Sgt. Bradley Cooney)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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Keywords: army, guard, national, oklahoma