M2 machine guns are staged for use at mounted practice live-fire qualifications during Operation Cold Steel II at Fort McCoy, Wis., hosted by the 416th Theater Engineer Command, April 17, 2018. 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. Devona Felgar/301st Maneuver Enhancement Brigade)