Former 100m world record-holder Jamaican Asafa Powell warms up during a training with children ahead of the IAAF Diamond League series meeting Athletissima on June 28, 2011 in Fribourg. Powell will ... more 
Former 100m world record-holder Jamaican Asafa Powell warms up during a training with children ahead of the IAAF Diamond League series meeting Athletissima on June 28, 2011 in Fribourg. Powell will compete the 100 meters. AFP PHOTO / FABRICE COFFRINI (Photo credit should read FABRICE COFFRINI/AFP/Getty Images) less 
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Getty Images | Photo By FABRICE COFFRINI / AFP/Getty Images
Tue, Jun 28, 2011 1:36 PM EDT