06:06Newsday18/08/2020 05:06 GMT: Michelle Obama urges voters to support Joe BidenBBC World Service Duration: 53 minutes Tue 18th Aug 2020, 06:06 on BBC World Service West and Central AfricaAvailable for over a yearListen nowLive news, business and sport from around the world. Show more GenresNewsFormatsMagazines & ReviewsBrandNewsday Source: BBC Online