190219-N-PX867-1031 PACIFIC OCEAN (Feb. 19, 2019) Sailors assigned to the amphibious assault ship USS Boxer (LHD 4) treat a patient in an operating room during a medical drill. Boxer is underway conducting a routine operations as a part of the Boxer Amphibious Ready Group (ARG) in the eastern Pacific Ocean. (U.S. Navy photo by Mass Communication Specialist 3rd Class Justin Whitley/Released)