Pennsylvania National Guard Joint Operations Center operations noncommissioned officers Sgt. John Marru, Staff Sgt. James R. Ergott, and Sgt. Christopher R. Galbraith participate in a winter storm tabletop exercise from the JOC floor Dec. 20, 2022, at Fort Indiantown Gap, Pa. The exercise designed to improve and validate domestic response procedures. (Pennsylvania National Guard photo by Wayne V. Hall) (This photo was altered to obscure an ID card)