22:32World Business ReportFirst broadcast 02/02/2022 22:32 GMT : Meta shares plunge more than 20%BBC World Service Duration: 27 minutes Wed 2nd Feb 2022, 22:32 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowMixed fourth quarter financial results sent shares sinking Show more GenresFactualMoneyFormatsBulletinsBrandWorld Business Report Source: BBC Online