Alaska Army National Guard Spc. Colson Dittmeier, an infantry scout with the 1st Battalion, 297th Infantry Regiment, helps prepare for an M-4 carbine range May 21, 2017, at the Joint Base Elmendorf-Richardson range. The green tips signify M855 lead-core ball ammunition, which is being superseded by the copper-cored M855A1. ( Army National Guard photo by Sgt. David Bedard)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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Keywords: -4, 297th, alaska, army, carbine, company, guard, marksmanship, military, national, network, support