(Photo: Royal Thai Navy)An air and sea search continued on Monday for 31 missing sailors from HTMS Sukhothai, which sank in a storm in the Gulf of Thailand late on Sunday night. HTMS Sukhothai, a Rattanakosin class corvette, sank during a storm off the coast of Prachuap Khiri Khan. They were widely reported to be missing sailors from HTMS Sukhothai. HTMS Sukhothai sank off Prachuap Khiri Khan about 11.30pm on Sunday, navy spokesman Adm Pokkrong Monthatpalin said. HTMS Sukhothai was built by Tacoma Boatbuilding Company, in Tacoma, Washington, USA, and commissioned on Feb 19, 1987.