U.S. Air Force Tech. Sgt. Kyle Deconnick, 52nd Logistics Readiness Squadron NCOIC of individual protective equipment, right, shows U.S. Air Force Col. David C. Epperson, 52nd Fighter Wing commander, left, an M4 once it has been cleaned using a new ultrasonic weapons cleaner at Spangdahlem Air Base, Germany, Nov. 9, 2020. The demonstration lasted around 30 minutes and allowed wing leadership to see tangible results of the new process. (U.S. Air Force photo by Senior Airman Chanceler Nardone)