U.S. Soldiers from 4th Battalion, 320th Field Artillery Regiment, 4th Brigade Combat Team, 101st Airborne Division, conduct live fire exercises with M119 105mm and M777 155mm Howitzers, at the Joint Readiness Training Center, at Fort Polk, La. Available in High Definition.
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Credit to : Sgt. Bradley Parrish - 4th Brigade Combat Team, 101st Airborne Division