Jo-Wilfried Tsonga of France, left, congratulates Novak Djokovic of Serbia after losing his quarter final match at the French Open tennis tournament in Roland Garros stadium in Paris, Tuesday June 5, 2012. Djokovic won in five sets 6-1, 5-7, 5-7, 7-6, 6-1. (AP Photo/Christophe Ena)
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