Argentina's Guido Pella returns the ball to Serbia's Novak Djokovic during their second round match of the French Open tennis tournament at the Roland Garros stadium Thursday, May 30, 2013 in Paris. ... more 
Argentina's Guido Pella returns the ball to Serbia's Novak Djokovic during their second round match of the French Open tennis tournament at the Roland Garros stadium Thursday, May 30, 2013 in Paris. Djokovic won 6-2, 6-0, 6-2. (AP Photo/Petr David Josek) less 
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Associated Press | Photo By Petr David Josek
Fri, May 31, 2013 3:16 AM EDT