BY THE TIME RAFFERTY had escaped the attentions of the media, it was too late for them to go to London to see Anne Longman. They drove up the following morning. The first Mrs Longman lived in St John's Wood, an area of north west London in which the straying husbands of the previous century had often housed their mistresses. Quite a few of the pretty Italianate villas still existed, but Rafferty was surprised to discover that Anne Longman didn't live in one. Instead, she had a flat in an anonymous sixties block. It had a run-down look which suggested the leaseholders were more interested in short term profits than maintenance. It certainly wasn't the sort of home in which Rafferty expected one of the mega-rich Shores to live. 'I'm surprised Charles Shore didn't find somewhere a bit more s