190625-N-JT254-0085 PACIFIC OCEAN (June 25, 2019) Sailors chock and chain an MH-60S Sea Hawk helicopter assigned to the "Indians" of Helicopter Sea Combat Squadron (HSC) 6, on the flight deck of the the aircraft carrier USS Nimitz (CVN 68). Nimitz is currently underway conducting routine operations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Christopher R. Jahnke/Released)