BORIS Johnson could go to prison if he ignores a law that delays Brexit, the former Director of Public Prosecutions warned today. The PM had insisted he would "never" postpone the looming October 31 deadline, despite being dealt a major blow yesterday when the Lords approved legislation blocking a No Deal Brexit. The bill orders Mr Johnson to ask for a Brexit delay until January 31 next year if no agreement has been reached by October 19 and MPs do not back No Deal. And the Prime Minister was today warned by the former Director of Public Prosecutions Lord MacDonald...