BBC RADIO 4

Today Weekdays 6-9am and Saturdays 7-9am

Page last updated at 08:50 GMT, Friday, 21 August 2009 09:50 UK

'No competition' in the 200m race

Advertisement

"Two metres clear, three metres clear, five metres clear and away he goes" screamed the commentary for the 200m final at the World Athletic Championships.

Olympic medal winner Roger Black and former 200m world record holder Michael Johnson explains how Jamaican sprint superstar Usain Bolt is able to be so much quicker than his competitors.

SEE ALSO

Americas Africa Europe Middle East South Asia Asia Pacific