FILE - The June 30, 2011 file photo shows Asafa Powell, from Jamaica, in action during the men's 100m race, at the Athletissima IAAF Diamond League international athletics meeting in the Stade ... more 
FILE - The June 30, 2011 file photo shows Asafa Powell, from Jamaica, in action during the men's 100m race, at the Athletissima IAAF Diamond League international athletics meeting in the Stade Olympique de la Pontaise in Lausanne, Switzerland. On Thursday, Aug 25, 2011 Asafa Powell has been ruled out of the 100 meters at the world championships because of a groin injury, eliminating defending champion Usain Bolt's biggest rival from the marquee event. (AP Photo/Keystone, Samuel Truempy) GERMANY AND AUSTRIA OUT less 
1 / 1
Associated Press | Photo By Keystone, Samuel Truempy
Thu, Aug 25, 2011 5:14 AM EDT