3 security guards battle pirates , jump overboard as tanker hijacked off Somalia . British trio were rescued from water by German naval helicopter . The vessel is believed to be on its way to an anchorage in Puntland , northeastern Somalia , Davis said . Comment: Pirates release Greek ship MV Centauri , held since September .
3 security guards battle pirates , jump overboard as tanker hijacked off Somalia . British trio were rescued from water by German naval helicopter . Comment: Pirates release Greek ship MV Centauri , held since September .