U.S. Submarine, Japanese Ship Collide

A U.S. nuclear submarine and Japanese merchant ship collided in the Arabian Sea late Monday, but there were no injuries on either vessel, the U.S. Navy and Japanese officials said. There was no damage to the fast-attack USS Newport News submarine or the ship that affected either vessel's ability to navigate. The oceans are alive with the 'sound of sonar' - obviously unperfected sonar...