Simon Hart, Wes Streeting, Kirsten Oswald & Salma Shah

Simon Hart - Secretary of State for Wales and Conservative MP for Carmarthen West and South Pembrokeshire | Wes Streeting - Shadow Schools Minister and Labour MP for Ilford North | Kirsten Oswald - Deputy SNP Westminster Leader and SNP MP for East Renfrewshire | Salma Shah - Political commentator and former special advisor to Sajid Javid when he was Home Secretary