Brian Darby, 80, spend decades plotting and fantasising about becoming a serial killer.

Former police officer Brian Darby, 80, from north London, is back behind bars for a series of crimes involving women and girls. He was previously handed a life sentence over his…

A former police officer and BBC health and safety officer plotted to become a serial killer and would have 'surpassed' Jack the Ripper if he wasn't caught. Then, he was allowed to…