U.S. Army Reserve Spc. Brain Argamaso and Sgt. Jairo Banegas, 91st Expeditionary Terminal Operations Element, 377th Theater Sustainment Command (TSC), conduct crew-served weapons qualification on a pop-up range with an M240B machine gun during Operation Cold Steel II, hosted by the 79th Theater Sustainment Command (SSC), at Fort Hunter Liggett, Calif., Nov. 16, 2017. Operation Cold Steel is the U.S. Army Reserve's crew-served weapons qualification and validation exercise to ensure America's Army Reserve units and Soldiers are trained and ready to deploy on short-notice as part of Ready Force X and bring combat-ready and lethal firepower in support of the Army and our joint partners anywhere in the world.(U.S. Army Reserve photo by Spc. Noel Williams/-U.S. Army Reserve Command)