KUALA LUMPUR : The security of the Malacca Strait is the responsibility of Malaysia, Indonesia and Singapore only, Kuala Lumpur said, dashing any plans by Japan to deploy gunboats to help rescue two of its nationals kidnapped by pirates. "We will do whatever we can, but the principle of sovereignty has to be respected," said Deputy Prime Minister Najib Razak, who is also defence minister. Japan's coast guards had said they were considering dispatching patrol vessels and aircraft to the area, if Malaysia made such a request, after two Japanese officers and a Filipino crewman were seized from a tugboat...