On December 11th, two and a half years of posturing, politicking and poisonous disagreement come to a head: the UK Parliament will vote on whether to accept the Brexit deal Prime Minister Theresa May has negotiated with the EU. Her case boils down to this: it’s the least worst option. But many in her own party, as well as the opposition, simply don’t buy it. Stephen Sackur speaks to former minister Jo Johnson, who resigned in order to oppose the deal. Does he have a credible alternative?Image: Jo Johnson (Credit: Reuters)