180806-N-OL781-0036 PACIFIC OCEAN (August 6, 2018) Aviation Machinist’s Mate 2nd Class Christopher Ellis performs maintenance on an MH-60R Sea Hawk helicopter assigned to the “Blue Hawks” of Helicopter Maritime Strike Squadron (HSM) 78 in the hangar bay of Nimitz-class aircraft carrier USS Carl Vinson (CVN 70). (U.S. Navy photo by Mass Communication Specialist Seaman Apprentice Ellen Sharkey)