Follow the final hours of an 'unsinkable' Russian nuclear submarine as it sinks to the bottom of the Barents Sea. Some of the crew survives the initial explosion, including officer Mikhail Kalekov, whose pregnant wife and child are waiting back home. Unfortunately, their rescue is complicated by bureaucracy between Russia, France, Norway, and Britain, with British navy chief David Russell attempting to convince Russian officials to accept foreign...

In the remote, frozen waters of the Arctic Ocean, the high-powered and technically advanced submarine U.S.S. Montana is in peril. Adrift and in flames, the boat?and the entire crew?could be lost. The only team close enough to get to them in time is led by Marine doctor and bio-terror expert Joe Rush. With only thirty-six hours before the surviving crew perish, Joe and his team must race to rescue the Montana and ensure that the boat doesn?t fall into...