What's next after the British Prime Minister is forced to step down?

Britain's defiant Prime Minister has been forced to resign. 
Boris Johnson clung to power but overwhelmingly lost support from within his party.
Who will replace him?
And what kind of leadership does the UK need at this time?

Join host Imran Khan.

Guests
Jo-Anne Nadler - Political commentator and a former Media Adviser for the Conservative Party.
Tim Bale - Professor of Politics at Queen Mary University of London.
Matthew Goodwin - Professor of Politics at the University of Kent.