Furious MPs have called for watchdogs to probe the BBC’s handling of its televised Tory leadership debate. They accused the broadcaster of flagrantly breaching its own impartiality rules with a series of appalling blunders. Its staff failed to properly vet members of the public who put questions to the candidates. Incredibly, two of the questioners were suspended from their jobs yesterday over hugely offensive social media messages that the BBC apparently failed to spot. The corporation also chose not to reveal that one of the pair had worked for the Labour Party. And Emily Maitlis, who presented Tuesday’s show, is accused of singling out Boris Johnson for 23 follow-up questions – ten more than any other candidate faced. Former Tory leader Iain Duncan Smith said there was ‘clear bias’ against the Conservatives and regulator Ofcom should be called in. He added: ‘The BBC must apologise and someone must be brought to book. It is appalling.’ A series of vile posts by Abdullah Patel were unearthed last night moments after the BBC debate Aman Thakar (pictured) who questioned if the candidates had a democratic mandate, has been revealed as a Labour Party council candidate in 2018 in Southwark, and worked at…