PORTSMOUTH, Va. - U.S. Coast Guard Capt. Joel D. Dolbeck relieves Capt. Fredrick J. Sommer June 11, 2012, during the Base Portsmouth change of command, as Rear Adm. Richard T. Gromlich presides over the ceremony. Dolbeck was reporting from the Acquisition Directorate in headquarters as the Response-Boat Medium project officer and Sommer was retiring after 27 years of service. U.S. Coast Guard photo by Lt. Ryan Miller.