Can the leadership candidates take the heat?

Appropriately matched to the summer heatwave, the Tory leadership contest is hotting up. Whilst Grant Shapps has just pulled out and decided to back Rishi Sunak, candidates must secure nominations from at least 20 MPs by this evening to enter the contest.

Who will go through to the next round? And are they ready to be Prime Minister?

James Forsyth speaks to Katy Balls.