Johnson, Hunt go head-to-head to be UK's next prime minister

File photo taken on June 18, 2019 shows Boris Johnson (L) arriving at the BBC to take part in the Conservative Party leadership television debate in London, Britain. Former Foreign Secretary Boris Johnson and his successor as foreign secretary Jeremy Hunt emerged on June 20, 2019 as the two politicians in the final battle to become the UK's next Prime Minister. (Xinhua/Alberto Pezzali)