Channel 4 (UK) Documentaries - 2012x27 - Michael Johnson: Survival of the Fastest- Followmy.tv

The four-time Olympic gold medallist embarks on a personal journey in a bid to understand whether a possible link between the transatlantic slave trade and genetic selection may be a factor in the continuing success of African-American and Caribbean athletes at top-flight events. He also explores the appalling crimes carried out on slave ships and plantation owners' barbaric breeding programmes.