Suspecting the children had been kidnapped, investigators questioned every registered sex offender in Cambridgeshire and neighbouring Lincolnshire.Beyond Evil: Inside the Twisted Mind of Ian Huntley p. 171 Over 260 registered sex offenders across the UK - including 15 high-risk paedophiles - were also questioned; all were eliminated from the investigation. Police also investigated the possibility that the girls had arranged to meet someone they had contacted via an internet chat room, but this was soon ruled out.
