PACIFIC OCEAN (June 27, 2022) Aviation Boatswain's Mate (Handling) 1st Class Matthew Knapp, from Westerville, Ohio, assigned to the amphibious assault ship USS Boxer (LHD 4), supervises a countermeasure wash down on the flight deck during the ship's first underway in more than two years after completing a planned maintenance availability. Boxer is an amphibious assault ship homeported in San Diego. (U.S. Navy photo by Mass Communications Specialist 3rd Class Mikal Chapman)