NUKE SUB BREAK-IN Two people were questioned by police after a boarding a nuclear submarine inside a top-security naval base. An anti-nuclear campaign group claimed two of its members even managed to ring the sub's bell. The incident sparked fears over security at the base. The intruders were found inside the Devonport Naval Base, Plymouth, where HMS Vanguard is undergoing a re-fit. They were arrested by Ministry of Defence police. A Royal Navy spokeswoman today said the pair had been found on the submarine. "They got on to the outer casing of the submarine and broke a fire alarm box....
