Theresa May ‘surprised’ John Bercow allowed Brexit amendment

British PM calls on Commons Speaker to ‘explain decision’ as she emphasises ‘set of rules’Theresa May has said she was surprised that the Commons Speaker, John Bercow, had allowed MPs to vote on Dominic Grieve’s Brexit amendment on Wednesday, and called on him to explain himself before parliament.The amendment compels the government to say within three sitting days what it will do if, as expected, May’s Brexit deal is voted down next Tuesday – giving her