On tonight's programme a series of rapes in the Notting Hill area of London that began in 1982. Despite publicity, the attacker was never traced. Now, after a four-year gap, the same man has committed two more rapes in the same area. Tiny but vital clues may prompt viewers to shed new light on his identity. In Newcastle upon Tyne, a wages hold-up at the Central Railway Station. The gang who used BR uniforms left a trail of clues dating back several weeks before the robbery. Wendy Knell was murdered in her home in Tunbridge Wells four months ago. Police are still looking for the mystery person for whom she bought antique model trains.