I Corps takes aim at the Pacific

Lt. Col. Christopher M. Rizzo, commander of Headquarters and Headquarters Battalion, I Corps, fires a MK 19 automatic grenade launcher at a range on Joint-Base Lewis McChord, Wash., July 10, 2014. Rizzo was familiarizing himself with the MK 19 as part of HHB’s mission shifting to being an expeditionary force in the Pacific. (U.S. Army photo by Staff Sgt. Micah VanDyke, 28th Public Affairs Detachment/Released)