05:06Newsday25/08/2020 04:06 GMT: Trump warns Republican convention of ‘rigged election’BBC World Service Duration: 53 minutes Tue 25th Aug 2020, 05:06 on BBC World Service OnlineAvailable for over a yearListen nowLive news, business and sport from around the world. Show more GenresNewsFormatsMagazines & ReviewsBrandNewsday Source: BBC Online