Tensions are running high in Westminster as Keir Starmer tells his cabinet he is not going anywhere. But with several ministers quitting the government and more than 80 MPs calling for him to go, how much longer has the prime minister got? Lucy Hough speaks to political editor Pippa Crerar. Help support our independent journalism at <a href="https://www.theguardian.com/infocus">theguardian.com/infocus</a>