Back dropped by the velodrome men riders jump during a heat in the BMX Supercross World Cup at the Olympic Park's BMX Track in London, Saturday, Aug. 20, 2011. The course will host the London 2012 ... more 
Back dropped by the velodrome men riders jump during a heat in the BMX Supercross World Cup at the Olympic Park's BMX Track in London, Saturday, Aug. 20, 2011. The course will host the London 2012 Olympic BMX competition next year. (AP Photo/Sang Tan) less 
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Associated Press | Photo By Sang Tan
Sat, Aug 20, 2011 3:38 PM EDT