The Apartheid Killer. All the victims were black and the youngest was just 12 years old. Some relatives are still searching for the graves. They were killed during a three-year bloodbath in the 1980s in the South African city of East London – by one person. After years of investigation, we tracked him down.

To hear more, search for World of Secrets, wherever you get your BBC podcasts. You can also listen here https://www.bbc.co.uk/programmes/w13xtvs0/episodes/downloads

Since this trailer was recorded, the “apartheid killer”, Louis van Schoor, has died. There will be more about this during the series.

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