He said the group has only spoken to intermediaries of the vessel 's owners but he described them as untrustworthy . Last contact with the Yemeni Navy was late last month . Dozens of ships have been seized by pirates in the Gulf of Aden . Report : No ransom figure yet for hijacked Saudi ships . pirates seized the Blue Star on November 15 .
Last contact with the Yemeni Navy was late last month . Dozens of ships have been seized by pirates in the Gulf of Aden . Report : No ransom figure yet for hijacked Saudi ships . pirates seized the Blue Star on November 15 .