There’s a balance of risk and reward for any politician taking part in a TV debate but what's at stake for the presenters? Julie Etchingham and Krishnan Guru-Murthy both grilled the Conservatives candidates for PM over the weekend. They tell us about the negotiating, the cajoling and the hard graft that makes these live TV events happen, and whether you can ever predict what will make candidates get personal.

Sky News announced this week that Rishi Sunak and Liz Truss had declined to take part in their planned third debate, effectively cancelling it. Their head of newsgathering Jonathan Levy tells us what he wants to do to take this power out of the politicians hands in future.