There was an underwater explosion under her port quarter, and three minutes later, she had a 10° list to port. The order was given to abandon ship at 13:07, and — one minute later — the port rail was under water.
A submarine explosion occurred under her left side, resulting in a 10° tilt to port just three minutes later. At 13:07, the crew was instructed to abandon ship, but only one minute later, the port side had been completely flooded.