CMC (May 2010 - May 2012)  
CMDCM(SW/AW) Rachel Costello
Command Master Chief (May 2010 - May 2012)

PERSONAL Master Chief Costello is a native of Kobe City in Hyogo Prefecture, Japan. She completed public schools in Long Beach, California and enlisted in the Navy in May 1984. Upon completion of Recruit and Apprenticeship Training in Orlando, Florida, she reported to U.S. Naval Facility in Newfoundland, Canada as an undesignated Seaman.

ASSIGNMENTS Master Chief Costello was designated and advanced to Yeoman Third Class while enroute to her assignment at Naval Air Station, Miramar in San Diego, California. Her subsequent tours include: Commander, Fleet Air, Western Pacific in Atsugi, Japan; Commander, Amphibious Forces, U.S. SEVENTH Fleet in Okinawa, Japan; Commander, U.S. Pacific Fleet in Pearl Harbor, Hawaii; Commander, Naval Surface Force, U.S. Pacific Fleet in San Diego, California; U.S. Naval War College in Newport, Rhode Island; Office of the Master Chief Petty Officer of the Navy, and the Personal Staff of Chief of Naval Operations in Washington, D.C.

Master Chief Costello's most recent assignment was at Naval Technical Training Center, Meridian, Mississippi, the "Cradle of Administration and Logistic Ratings." As the Senior Military Instructor, she oversaw technical training for 5 ratings (PS/RP/YN/SH/SK) and student pipeline management of over 3,500 Sailors annually. This assignment was highlighted by her selection for the Command Master Chief Program.

AWARDS Master Chief Costello is a graduate of the U.S. Senior Enlisted Academy. She also completed the Command Master Chief/Chief of the Boat Capstone Course and University of North Carolina Advanced Management Program. She is qualified as an Enlisted Surface and Aviation Warfare Specialist and is certified as a Master Training Specialist. Her personal awards include the Meritorious Service Medal, Navy and Marine Corps Commendation Medal, Navy and Marine Corps Achievement Medal and various unit and campaign awards.

 NEWS

USS Mustin conducts ship-wide zone inspections
Cmdr. Michael V. Misiewicz departs as Cmdr. Scott A. Tait, commanding officer of the USS Mustin.
Vice Adm. Scott R. Van Buskirk addresses the crew of USS Mustin (DDG 89) during a ship visit.
USS Mustin (DDG 89) Gets Underway From the Japan Maritime SDF Base Kure
PHILIPPINE SEA - The Arleigh Burke-class destroyer USS Mustin (DDG 89) connects with the oiler USNS Walter S. Diehl (T-AO 193)
USS Mustin (DDG 89) Frocks Nearly Two Dozez Sailors in At-Sea Ceremony
USS Musting (DDG 89) replenishment at sea
USS Mustin (DDG 89), takes part in community service (COMSERV) project
Cambodia Port Visit
USS Mustin (DDG 89) anchors out at sea
CO of USS Mustin, Cmdr. Michael Misiewicz welcomes Tokihiko Umezaki, CO of Japan Maritime Self-Defense Force Ikazuchi
USS Mustin (DDG 89)
USS Mustin (DDG 89) Sailors Welcomed by Mitsuyoshi Kajimoto, a former member of the Imperial Japanese Navy
USS Mustin (DDG 89) Sailors Hang Lanyard at Yamato Museum (Japan)
USS Mustin (DDG 89) anchored off the shoreline of Cambodia (U.S. Navy file photo)
USS Mustin (DDG 89) Community Service in Thailand
USS Mustin (DDG 89) Technician Helps Prepare Packaged Goods During Community Service in Thailand
Sailors assigned to the guided-missile destroyer USS Mustin (DDG 89) heave a line during a replenishment at sea
USS Mustin (DDG 89) Gunner's Mate 3rd Class Katherine Curtis Explains Torpedo Tubes to Royal Thai Navy
USS Mustin DDG89
USS Mustin (DDG89)
USS Mustin (ddg89)
Damage Controlman First Class Antonino Garcia demonstrates communications methods to Republic of Korea Navy sailors.

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