Boris Johnson has resigned but says he will stay on as caretaker prime minister until a new leader of the Conservative Party is chosen. Adam, Chris and Emma reflect on a momentous day in Westminster and discuss who could be in the running to succeed him.\n \nConservative MP Bim Afolami is also in the studio to explain why he resigned as a vice-chairman of the party this week. \n \nThis edition of Newscast was made by Chris Flynn and Miranda Slade. The assistant editors were Alison Gee and Sam Bonham. The editor was Jonathan Aspinwall.