06:06Newsday29/01/2021 06:06 GMT : New vaccine shows 89% effectiveness in trialsBBC World Service Duration: 53 minutes Fri 29th Jan 2021, 06:06 on BBC World Service West and Central AfricaAvailable for over a yearListen nowNovavax is also the first to work against UK variant of coronavirus. Show more GenresNewsFormatsMagazines & ReviewsBrandNewsday Source: BBC Online