190215-N-KG461-2291 PACIFIC OCEAN (Feb. 15, 2019) Lt. Aaron Mitchem, from Long Island, New York, the security officer assigned to the Wasp-class amphibious assault ship USS Boxer (LHD 4), teaches Sailors and Marines jiujitsu techniques in the lower vehicle deck. Boxer is underway conducting routine operations as a part of the Boxer Amphibious Ready Group (ARG) in the eastern Pacific Ocean. (U.S. Navy photo by Mass Communication Seaman Zachary D. Behrend/Released)