Students look down their sights as they fire M4 carbines during a Combat Arms Training and Maintenance (CATM) class, April 3, 2018, at Moody Air Force Base, Ga. Airmen must demonstrate quality safety standards while handling and shooting their weapons proficiently in order to be eligible to deploy. Throughout the class the instructors emphasized: weapon handling techniques, proper sight usage and internal weapon cleaning procedures. (U.S. Air Force photo by Airman Eugene Oliver)