we invetigate why so many buildings that should have withstood the tremors collapsed. travel disruption and thousands of homes without power after storm otto sweeps across northern england and scotland with gusts of up to 80 miles an hour. and the hollywood star bruce willis is diagnosed with dementia at the age ofjust 67. on bbc london. coming up on sportsday later, will united find a new owner? tonight, the deadline for potential investors, forwarded ten p:m.. good evening and welcome to the bbc news at six. a spy at the british embassy in berlin has beenjailed for more than 13 years for selling secrets to russia. david smith was caught in an undercover sting using fake russian agents who in fact worked for the british security services. the 58 year old had been passing on details to the russians of other members of staff as well as photographs and videos of buildings. british police described smith s actions as reckless and dangerous . our home affairs correspondent tom s