FORT IRWIN, Army Soldier assigned to 4th Battalion, 1st Infantry Regiment, 3rd Brigade Combat Team, 1st Armored Division, responds to enemy fire while defending their area of operation 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: 3047px × 1994px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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