Top Court Throws Out Olympics Doping Ban

(CNN) -- Athletes suspended for doping cannot be barred from competing in the next Olympics if they have served their ban, the highest court in international sports ruled Thursday.

The so-called "Osaka Rule" is "invalid and unenforceable," the Court of Arbitration for Sport ruled.

The move clears the way for more athletes to compete in London in 2012, including Americans LaShawn Merritt, a runner, and swimmer Jessica Hardy.

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