Tom Watson, the former junior minister who helped topple Tony Blair, hit the nail on the head when he urged Labour MPs to stop plotting to remove Keir Starmer. He’s right, of course – but can anything be done to shut down the damaging leadership chatter, asks John Rentoul I realise that I am now about to add to the leadership speculation that is so damaging to Keir Starmer and the Labour Party, but Tom Watson , the former deputy leader, started it. He has pleaded with Labour MPs not to do what