Killer on the prowl

When Nigel Shelton came across the body of a mutilated cat, it was all in a bloody day's

work for an RSPCA inspector. Nine months and several dozen bodies later, he knows `something

very weird is going on'. Theories abound, from ritual sacrifice by Satanists to the random cruelty

of hooligans. But the real fear is that the London Cat Ripper has his sights set on bigger prey