At the Barcelona Olympics in 1992, Derartu Tulu, from Ethiopia, became the first black African woman to win a gold medal.

She speaks to Rachel Naylor about winning the 10,000 metres and beating South Africa's Elana Meyer.

(Photo: Ethiopia's Derartu Tulu (L) and Elana Meyer of South Africa join hands in a victory lap after the women's 10,000m final at Barcelona Olympics in 1992. Credit: Getty Images)