436th SFS qualifies Airmen on the M4 Carbine
U.S. Air Force Chief Master Sgt. Timothy Duncan, 436th Maintenance Squadron senior enlisted leader, fires an M4 Carbine from the prone position during a combat arms training and maintenance course at Dover Air Force Base, Delaware, Aug. 7, 2025. During the course, CATM instructors review firearm safety, disassembly, firing, reassembly and proper cleaning care to ensure Airmen of all career fields are knowledgeable and prepared for varying scenarios. (U.S. Air Force Senior Airman Trenten Walters)