A $70 million operation was launched to recover the sunken Russian submarine Kursk. Here’s how one of the most expensive and difficult salvage missions in history unfolded.

"Any salvage job is a tough proposition," were ... "The best means of saving the men on a sunken submarine," he went on, "is to try to raise the boat in a hurry. This is usually impossible ...

Madsen escaped, but Wall was later found dismembered. The submarine was lifted out of the water by a salvage ship for evidence. In an update to the case this week, prosecutors say it should be ...

But when this respected sailor already knew what had happened to his best submarine and best crew ... honestly that the main aim of the current salvage operation is to recover secret logs ...

The vessels making up the Russian fleet are the frigate Gorshkov, the nuclear-powered submarine Kazan, the fleet tanker Pashin, and the salvage tug Nikolai Chiker. These modern and technologically ...

Most of the submarine's hull was raised on October 8 in an $65 million salvage operation carried out by an international team of divers, and a wreath and plaque were laid at the spot where they died.