Labour has blocked a sitting mayor from standing for a new role in the North East in a move that has reawakened divisions in the party. Jamie Driscoll, the serving North of Tyne mayor, revealed on social media that he had been "barred" from running as the Labour candidate to contest the North East mayoralty and that "no explanation has been given". Mr Driscoll, who has been described as the "last Corbynista in power, was not included on a longlist to be the next North East mayor - a role that was created as part of a £1.4bn devolution deal...