U.S. Army Reserve Soldiers conduct crew-served weapon qualification on pop-up targets with a Mark 19 grenade machine gun during Operation Cold Steel II, hosted by the 79th Theater Sustainment Command (SSC), at Fort Hunter Liggett, Calif., Nov. 17, 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)