171016-N-UX013-127 YOKOSUKA, Japan (Oct. 16, 2017) Chief Aviation Boatswain's Mate (Fuels) Ranilo Untivero, lead instructor for the General Shipboard Firefighting Course in Yokosuka, Japan, gives a safety brief to Sailors assigned to the amphibious dock landing ship USS Ashland (LSD 48). Ashland is in Yokosuka for a specialized training visit and to undergo readiness certifications in critical mission areas. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jonathan Clay/Released)