World Olympic Dreams: Jan 2012

Matthew Pinsent travels to Windhoek to visit Merlin Diamond, a young sprinter nicknamed 'the cheetah of Namibia'.

Also on the programme, the Gaza Strip's Nader el Masri feels the loneliness of a long distance runner, members of Belgium's track and field team trek 80km across an Icelandic glacier and Mongolian boxer Badar Uugan welcomes the BBC to a centuries-old sporting festival.

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BBC Sport