Fort Carson, Colo— In honor of the 169th birthday of the 9th Infantry Regiment on March 3rd, the Regiment’s 4th Battalion (4-9IN)—the sole battalion left of the 9th Infantry, gathered to ...

An M109A7 Paladin howitzer from 1st Battalion, 9th Field Artillery Regiment, 2nd Armored Brigade Combat Team, 3rd Infantry Division, fires during Artillery Table XV. (Sgt. Aaron Lundgren/Army ...