FORT IRWIN, Army Soldiers assigned to 4th Battalion, 1st Infantry Regiment, 3rd Brigade Combat Team, 1st Armored Division, defend their area of operation from an enemy attack during Decisive Action Rotation 16-05 at the National Training Center, April 11, 2016. ( Army photo by Pfc. Lisa Orender, Released)

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Size: 3840px × 2560px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1st, 3/1, army, id, infantry, ntc, regiment