Anushka Asthana and Robert Peston join Tom Bradby to discuss the shock defection by Conservative MP for Dover, Natalie Elphicke, to Labour after she crossed the floor at the beginning of PMQs. How damaging is this for the Prime Minister? And how will Labour MPs feel about an MP usually more associated with the right of the Tory party joining their ranks?  Plus - is Sunak's warning of a hung parliament really a possibility? All that and more in this week's episode of Talking Politics. New episodes every Wednesday - subscribe so you don't forget!