200204-N-RP442-1175 SAN DIEGO (Feb. 4, 2020) Aviation Boatswain’s Mate (Handling) 3rd Class Detroit Brooks signals to an MH-60S Sea Hawk helicopter, attached to the “Blackjacks” of Helicopter Sea Combat Squadron (HSC) 21, on the flight deck of the Wasp-class amphibious assault ship USS Essex (LHD 2). Essex is underway in the eastern Pacific Ocean conducting routine operations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jenna Dobson/Released)