Labour is embroiled in a fresh “factionalism” row after a left-wing regional mayor had his candidacy blocked in a decision linked to an onstage appearance with director Ken Loach. Jamie Driscoll was barred from standing to be the first North East mayor because he declined to apologise for speaking at an event with the expelled Labour member, a senior party source told the PA news agency. The serving North of Tyne mayor said on Friday that he had been “barred” from running for the new mayoral authority without explanation. We need your consent to load this Social Media content. We...