Carrie Johnson was only 19 years old when she had a terrifying encounter with one of the UK's most notorious rapists. After a night out with her friends in Fulham, years before she married former prime minister Boris Johnson, Carrie was just a girl waiting at a bus stop, heading back to her family home in Richmond, when John Worboys pulled up next to her in his black cab. Falsely claiming to live in the same direction as her - he was actually from Enfield, North London - he offered a lift home,