180120-N-VL427-0171 PACIFIC OCEAN (Jan. 20, 2018) Aviation Machinist’s Mate 3rd Class Katherin Laff, assigned to the “Black Knights” of Helicopter Sea Combat Squadron (HSC) 4 performs aircraft maintenance on an MH-60S Sea Hawk on the flight deck of Nimitz-class aircraft carrier USS Carl Vinson (CVN 70). Carl Vinson Strike Group is currently operating in the Pacific as part of a regularly scheduled deployment. (U.S. Navy photo by Mass Communication Specialist Seaman Apprentice Eleanor D. Vara/Released)