In many political scandals there is an agreed full stop, a time for the circus to move on: maybe a resignation, certainly a police investigation. But for Downing Street, Peter Mandelson risks being a headache that simply will not end.
Mandelson’s future in public life is definitively over, or as definitive as you can be for a figure who, much as with the Conservative saying about Boris Johnson, would possibly need to be buried at a crossroads with a stake through his heart before you could completely rule out another comeback.
