U.S. Army Reserve Soldiers clean crew-served weapons after qualifying on them at Operation Cold Steel II, hosted by the 79th Theater Sustainment Command at Fort Hunter Liggett, Calif., Oct. 17, 2017. Operation Cold Steel is the U.S. Army Reserve's crew-served weapons qualification and validation exercise to ensure that America's Army Reserve units and Soliders are trained and ready to deploy on short-notice 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 Staff Sgt. Debralee Best/86th Training Division)