Cabinet splits over second referendum on Brexit deal

May’s plan heading for huge defeat as senior Tory suggests second referendum could be ‘PM’s only chance’A deep cabinet split has opened up over whether Theresa May should back a second referendum in a final attempt to end the political deadlock over Brexit, as senior Conservatives predicted on Saturday night that her blueprint for leaving the EU was heading for a crushing House of Commons defeat. Related: No hope of success and no plan B – but the PM won’t bli