PR in the disinformation bubble, Mandelson’s doorstep and breaking cover

David Yelland and Simon Lewis discuss how best to navigate the 'disinformation bubble' that appears to be parked over Washington DC. Could business take a lead from the media on drawing lines in the sand?

Following Peter Mandelson's apparently off-the-cuff remark that Donald Trump's speech, in which he called Volodymyr Zelensky a dictator, was "interesting", what's the best way to deal with uninvited questions from a reporter? Is silence always golden?

And, how long should people who've held positions of power and influence wait before they spill the beans on their old organisation?

Producer: Eve Streeter Editor: Sarah Teasdale Executive Producer: William Miller Music by Eclectic Sounds A Raconteur Studios production for BBC Radio 4