While on sea trials, the spanking new U.S. Navy Squalus ... using the McCann submarine rescue chamber. Salvaged and renamed Sailfish, the boat served to the end of World War II.

Anson is the fifth of the new Astute-class submarines to join the Royal Navy fleet, joining HMS Astute, Ambush, Artful and Audacious. The world's most advanced hunter-killer submarine, HMS Anson ...

the recovered military documents meant the team could correctly locate the submarine, which was 1,400ft (430m) down. "The confirmation of the site as a US Navy sunken military craft ensures it is ...