01:06Business MattersMore countries impose travel bans on Southern AfricaBBC World Service Duration: 50 minutes Tue 30th Nov 2021, 01:06 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowMore countries have closed their borders over Omicron Covid variant fears. Show more GenresFactualMoneyFormatsDiscussion & TalkBrandBusiness Matters Source: BBC Online