Labour has been plunged into fresh chaos after Andy Burnham announced he is seeking a return to the Commons and Wes Streeting resigned as health secretary on a dramatic day in Westminster. John Simons, a former Starmer ally who was recently forced to resign as a minister, stunned colleagues by stepping down to allow Mr Burnham to stand in his Makerfield seat , paving the way for a challenge to Sir Keir’s leadership. It came hours after Mr Streeting ended days of speculation by quit the cabinet, saying he had “lost confidence” in the prime minister and calling for a contest for the Labour leadership. Meanwhile, former deputy prime minister Angela Rayner was cleared to run after her tax affairs were resolved with HMRC – but she later suggested she may back Mr Burnham. Andy Burnham plans to stand for parliament (Jonathan Brady/PA) (PA Wire) Other possible contenders include energy secretary Ed Miliband and armed forces minister Al Carns.…