321st CRS Conducts Individual Deployment Training Refresher Published Oct. 29, 2025 By Tech. Sgt. Devin Rumbaugh 621st Contingency Response Wing JOINT BASE MCGUIRE-DIX-LAKEHURST, NEW JERSEY -- U.S. Air Force Airmen assigned to the 321st Contingency Response Squadron conduct dismounted patrol drills during the 321st CRS individual deployment training refresher at Joint Base McGuire-Dix-Lakehurst, Oct. 29, 2025. The IDT refresher requires all members to participate to ensure the entire unit is up-to-date on their required deployment readiness training for their upcoming alert cycle. (U.S. Air Force photo by Staff Sgt. Devin M. Rumbaugh)