PM clings onto leadership | Jimmy Lai sentenced

Sir Keir Starmer is battling for survival after his chief of staff resigned. Is it enough to satisfy Labour MPs that Morgan McSweeney has taken responsibility for the appointment of Peter Mandelson as US ambassador?Hong Kong media tycoon Jimmy Lai has been sentenced to 20 years in prison in a national security case.A landmark trial against social media giants gets under way in the US.And Bad Bunny makes history, headlining the Super Bowl half-time show in Spanish.Sophy and Wilf have the day's news in just 10 minutes.