"'Hey, you are in Chinese waters. What is your intention?'," it asked, as recounted to reporters on Thursday by Commander Robert Francis, commanding officer of the Lassen.
His crew replied that they were operating in accordance with international law, and intended to transit past the island, carrying out what U.S. officials have called a freedom-of-navigation exercise designed to challenge China's claims to the strategic waterway .... http://www.reuters.com