EL CENTRO, Calif. (Oct.10, 2020) Naval Aircrewman (Helicopter) 3rd Class Copper McCambridge, from Murrieta, Calif., assigned to the �Black Knights� of Helicopter Sea Combat Squadron (HSC) 4, mans a .50-caliber machine gun during an initial aerial gunnery training qualification at Naval Air Facility El Centro, Calif. HSC-4 provides vertical lift search and rescue, logistics, anti-surface warfare, special operations forces support and combat search and rescue capabilities. (U.S. Navy photo by Chief Mass Communication Specialist Shannon Renfroe)