Britain's Prime Minister Boris Johnson reacts as he leaves 10 Downing Street in central London on July 20, 2022 to head to the Houses of Parliament for his last weekly Prime Minister's Questions (PMQs) session. The final two candidates to become UK prime minister were decided after PMQs, with Foreign Secretary Liz Truss battling it out in a run off with former chancellor of the exchequer and frontrunner Rishi Sunak. Photo: AFP