The London relay team has three injured runners . Argentine men 's basketball team faces an American team packed with veterans . BMX racing has been crash-filled at U.S. . U.S. women 's sprint relay teams are looking to make up for bad races in the third quarter .
The U.S. relay team has three injured runners . American men 's basketball team faces an Argentine team packed with veterans . BMX racing has been crash-filled at London . U.S. women 's sprint relay teams are looking to make up for bad races in 2008 .