14:06Newshour31/12/2021 14:06 GMT: Omicron variant has peaked in South Africa, doctors sayBBC World Service Duration: 50 minutes Fri 31st Dec 2021, 14:06 on BBC World Service Americas and the CaribbeanAuthorities say cases have dropped nearly 30% in a week Show more GenresNewsFormatsMagazines & ReviewsBrandNewshour Source: BBC Online