00:50Sporting WitnessDan Jansen - from tragedy to triumphBBC World Service Duration: 9 minutes Fri 18th Feb 2022, 00:50 on BBC World Service South AsiaAvailable for over a yearListen nowThe American speed-skater who overcame grief to win Olympic gold. Show more GenresSportFormatsMagazines & ReviewsBrandSporting Witness Source: BBC Online