18:50Sporting WitnessDan Jansen - from tragedy to triumphBBC World Service Duration: 9 minutes Sat 19th Feb 2022, 18:50 on BBC World Service News InternetAvailable for over a yearListen nowThe American speed-skater who overcame grief to win Olympic gold. Show more GenresSportFormatsMagazines & ReviewsBrandSporting Witness Source: BBC Online