According to Western intelligence estimates, 55 Chinese sailors were killed when a nuclear submarine became stuck underwater, however, China denies this.
Reports by UK intelligence specialists indicate that the 107m sub struck a special chain and anchor catch designed to trap Western vessels that keep lurking off the Shandong region in China.
According to the Sun, the crew perished due to a “catastrophic failure” of the sub’s oxygen system.
It is unclear whether the trap...