U.S. Army Reserve Sgt. James Best and Pfc. Taylor Green, both transportation management coordinators with the 557th Movement Control Team, work together as gunner and assistant gunner to group and zero an M240B machine gun while firing the first rounds of Operation Cold Steel II, hosted by the 79th Theater Sustainment Command at Fort Hunter Liggett, Calif., Oct. 15, 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 Soldiers 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 photo by Sgt. Heather Doppke/79th Theater Sustainment Command)