EL CENTRO, Calif. (Oct. 5, 2020) An MH-60S Knighthawk helicopter assigned to the "Black Knights" of Helicopter Sea Combat Squadron (HSC) 4, practice Terrain Flight (TERF) tactical landings during Helicopter Advanced Readiness Program (HARP) training at Naval Air Facility El Centro, Calif.. HARP is hosted by Helicopter Sea Combat (HSC) Weapons School Pacific (HSCWSP) and designed to enhance the HSC Community's realistic war fighting training via joint operations in an austere environment. 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 Mass Communication Specialist 2nd Class Ryan M. Breeden)