Which Conservative leader could be a problem for Keir Starmer?

The Tory leadership contest is still rumbling on, and we're lucky enough to still have weeks to go! In this Saturday episode, we assess which of the candidates would create the biggest problem for Keir Starmer. Who would be most frustrating at the dispatch box, and whose politics would be the most difficult for him? Who might be a slightly easier opponent? Megan McElroy speaks to Katy Balls and John McTernan, political strategist and former political secretary to Tony Blair.