Peter Mandelson failed security vetting but got US ambassador job anyway

Sir Keir Starmer has ordered the Foreign Office to explain how Lord Peter Mandelson was cleared to become UK ambassador (Picture: Reuters)

Sir Keir Starmer is under fire after it was revealed Lord Peter Mandelson was cleared to become US ambassador despite failing a security vetting process.

The Prime Minister has previously insisted that Lord Mandelson had lied about the extent of his links with paedophile financier Jeffrey Epstein.

But the Foreign Office had overruled Mandelson’s vetting because Sir Keir had already announced New Labour’s spin doctor as his man in Washington.

He is said to be ‘absolutely furious’ that the former Labour grandee...