There could be 1,000 or more victims of black-cab rapist John Worboys, says Carrie Johnson

Wife of former PM, who encountered Worboys in 2007, says parole refusal last week was huge relief'

Carrie Johnson, the wife of the former prime minister Boris Johnson, has said there could be up to 1,000, if not more", victims of the black-cab rapist, John Worboys.

Johnson, who helped bring the serial sex attacker to justice, said she had been contacted by more women who believed they had been assaulted by him.