Staff Sgt. Shaun Ferguson explains target engagement tactics with Senior Airman Jonathan Garrett prior to shooting an M-249 automatic rifle at Charleston AFB Sept. 10. The 437th Security Forces Squadron's combat arms instructors train more than 3,200 students on 10 different weapons systems. Sergeant Ferguson is a combat arms instructor and Airman Garrett is a security forces member. (U.S. Air Force photo/James M. Bowman)

Staff Sgt. Shaun Ferguson critiques Senior Airman Jonathan Garrett's aim after shooting an M-249 automatic rifle at Charleston AFB Sept. 10. The 437th Security Forces Squadron combat arms instructors train more than 3,200 students on 10 different weapons systems. Sergeant Ferguson is a combat arms instructor and Airman Garrett is a security forces member. (U.S. Air Force photo/James M. Bowman)

Staff Sgt. Shaun Ferguson evaluates Senior Airman Jonathan Garrett while he shoots a M-240 machine gun at Charleston AFB Sept. 10. The 437th Security Forces Squadron combat arms instructors are responsible for inspecting and maintaining more than 6,000 weapons annually to support combat arms training. Sergeant Ferguson is a combat arms instructor and Airman Garrett is a security forces member. (U.S. Air Force photo/ James M. Bowman)

Staff Sgt. Anthony Waldon prepares targets for students attempting to qualify on the M-16A2 rifle at the Naval Weapons Station Charleston, S.C., firing range Sept. 10. The 437th Security Forces Squadron combat arms instructors utilize the range to train students from Charleston AFB. Sergeant Waldon is a combat arms instructor with the 437 SFS. (U.S. Air Force photo/ James M. Bowman)

Senior Airman Tremaine Wright-Aklin observes Staff Sgt. Anthony Waldon adjusting the front sights of a M-16A2 rifle at Naval Weapons Station Charleston, S.C., Sept. 10. The 437th Security Forces Squadron combat arms instructors are responsible for inspecting and maintaining more than 6,000 weapons annually. Airman Wright-Aklin is a readiness spare package specialist with the 437th Logistics Readiness Squadron and Sergeant Waldon is a combat arms instructor with the 437 SFS. (U.S. Air Force photo/ James M. Bowman)

Staff Sgt. Anthony Waldon gives over-barricade position instructions to Tech. Sgt. Joe Varney during a M-16 qualification course at Naval Weapons Station Charleston, S.C., Sept. 10. Instructors teach students techniques such as controlled breathing and trigger pull to keep their shots on target. Sergeant Varney is a contract specialist with the 437th Contracting Squadron and Sergeant Waldon is a combat arms instructor with the 437th Security Forces Squadron. (U.S. Air Force photo/ James M. Bowman)

Staff Sgt. Anthony Waldon gives Senior Airman Tremaine Wright-Aklin a high-five after she qualified on the M-16A2 rifle at Naval Weapons Station Charleston, S.C., Sept. 10. Airmen are required to qualify at the course if issued an M-16A2 rifle for a deployment and for periodic evaluations. Sergeant Waldon is a combat arms instructor with the 437th Security Forces Squadron and Airman Wright-Aklin is a readiness spare package specialist with the 437th Logistics Readiness Squadron. (U.S. Air Force photo/ James M. Bowman)

Staff Sgt. Errol Samuel instructs Capt. Andrew Cawood on aiming procedures during the M-16 qualification course at Naval Weapons Station Charleston, S.C., Sept. 10. Combat arms instructors' mission supports global combat operations and installation force protection activities by ensuring weapons proficiency for each student. Sergeant Samuel is a combat arms instructor with the 437th Security Forces Squadron and Captain Cawood is a contracting officer with the 437th Contracting Squadron. (U.S. Air Force photo/ James M. Bowman)

Staff Sgt. Errol Samuel scores an M-16 target after students qualified on the firing range at Naval Weapons Station Charleston, S.C., Sept. 10. Students are provided classroom instruction at Charleston AFB followed by an afternoon of training and qualification firing at the Naval station's range. Sergeant Samuel is a combat arms instructor with the 437th Security Forces Squadron. (U.S. Air Force photo/ James M. Bowman)