Conservative leadership show, Decision Time: The Race To Lead, begins on GB News at 7pm.
Kemi Badenoch and Robert Jenrick will be given a five-minute opening speech to the audience of Conservative members before answering questions separately.
The show will be hosted by the channel’s political editor, Christopher Hope.
It will be followed by a reaction show, hosted by Patrick Christys, featuring a panel of experts from across the political spectrum.