Ruby Walsh on Big Buck's jumps a fence during the World Hurdle race at Cheltenham Racecourse, Cheltenham, England Thursday March 17, 2011. Big Buck's maintained his unbeaten record over hurdles by ... more 
Ruby Walsh on Big Buck's jumps a fence during the World Hurdle race at Cheltenham Racecourse, Cheltenham, England Thursday March 17, 2011. Big Buck's maintained his unbeaten record over hurdles by running a flawless race to win an historic third straight World Hurdle at the Cheltenham Festival. less 
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Associated Press | Photo By David Jones, PA
Thu, Mar 17, 2011 5:58 PM EDT