With his boss recovering from a heart attack, Deputy Chief Constable Bob Skinner is filling his shoes - and that means more time behind a desk But he's about to be provided with more drama than he could ever want One of the world's most ruthless terrorists is on his way to Edinburgh - and he can only have one thing on his mind the forthcoming conference of world Heads of Government If Skinner doesn't pick up his trail fast, he could have a global disaster in his backyard While all eyes are focused on the terrorist threat, a terminally ill woman is found dead - an apparent suicide But a policewoman sees the subtle marks of an assisted death - and therefore, according to the law, murder