A young girl called April Fab went missing near Cromer in 1969, this article from the EDP is about the possibility that serial killer Robert Black may have been responsible for April's disappearance.
https://www.northnorfolknews.co.uk/...-solving-case-of-missing-april-fabb-1-5458618
https://www.northnorfolknews.co.uk/...-solving-case-of-missing-april-fabb-1-5458618
When I saw the headline I thought it was about the strategy the police sometimes try of asking holidaymakers for their seaside snaps in case there are clues in the background. When this has been done, known paedophiles have been seen just sitting around apparently observing children, which was a surprise to the police.