Deadly Hunter Killer submarine is capable of hearing a ship leaving port in New York... while sat underwater in the English channel

Deadly Hunter Killer submarine is capable of hearing a ship leaving port in New York... while sat underwater in the English channel | Mail Online: "She cost around £1billion to build, has sonar so sensitive it can hear other vessels 3,000 miles away and carries a giant payload of 38 deadly Tomahawk cruise missiles."