14:06Newshour07/07/2022 13:06 GMT: Boris Johnson announces resignation as UK prime ministerBBC World Service Duration: 50 minutes Thu 7th Jul 2022, 14:06 on BBC World Service East and Southern AfricaBoris Johnson confirms he will step down as leader of the Conservative Party. Show more GenresNewsFormatsMagazines & ReviewsBrandNewshour Source: BBC Online