At least 11 migrants believed to be Syrians drowned as two boats sank after leaving southwest Turkey for the Greek island of Kos, Turkey's Dogan news agency reported on Wednesday. It said a boat carrying 16 Syrian migrants had sunk after leaving the Akyarlar area of the Bodrum peninsula, and seven people had died. Separately, a boat carrying six Syrians sank after leaving Akyarlar on the same route.