After more than 50 letters of resignation from his office in less than 48 hours, the British Prime Minister has finally crumbled. <br /> <br />And among them are some of Boris Johnson’s closest allies. <br /> <br />Once seen as the saviour of the Tory party, he’s left the post disgraced after a turbulent three years as leader. Report by Braybrooks. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn