It’s a scandal that has already ended careers inside Downing Street, and now Peter Mandelson is once again at the centre of political turmoil. Prime minister Keir Starmer’s decision to appoint him as UK ambassador to the United States has ignited fresh unrest in Westminster after it emerged Mandelson failed security vetting before taking up the post, but was appointed anyway. As the controversy deepens, the pressure mounts on the prime minister. Are Keir Starmer’s days numbered? And with voters drifting away from Labour, could Green Party leader Zack Polanski emerge as the next disruptive force in UK politics?

Host: Tessa Fleming: Guest: Enda Brady