Cleaners sweep the track on the eve of the International Association of Athletics Federations (IAAF) World Championships in Daegu on August 26, 2011. Injuries to several top athletes will rob this ... more 
Cleaners sweep the track on the eve of the International Association of Athletics Federations (IAAF) World Championships in Daegu on August 26, 2011. Injuries to several top athletes will rob this month's World Athletics Championships of many mouth-watering duels at the sport's showcase event in Daegu, South Korea. AFP PHOTO / FINDLAY KEMBER (Photo credit should read FINDLAY KEMBER/AFP/Getty Images) less 
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Getty Images | Photo By FINDLAY KEMBER / AFP/Getty Images
Fri, Aug 26, 2011 4:42 AM EDT