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Armed with stolen U.S. military technology, the Chinese are producing a frightening new breed of weaponry, led by the ICBM submarine Xia III -- a vessel that just might be able to launch a nuclear warhead across the Pacific Ocean and take out an American West Coast city. National Security Adviser Admiral Arnold Morgan can't let that happen, and he dispatches the most stealthy hunter-killer submarine in the U.S. fleet, the 9,000-ton ultrasecret "Seawolf, " deep into the dark, forbidden waters of the South China Sea. But then ...