Jarkko Nieminen, from Finland, returns the ball to Juan Martin del Potro, from Argentina, during their first round match at the Rogers Cup tennis tournament in Montreal on Monday, Aug. 8, 2011. (AP ... more 
Jarkko Nieminen, from Finland, returns the ball to Juan Martin del Potro, from Argentina, during their first round match at the Rogers Cup tennis tournament in Montreal on Monday, Aug. 8, 2011. (AP Photo/The Canadian Press, Graham Hughes) less 
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Associated Press | Photo By The Canadian Press, Graham Hughes
Mon, Aug 8, 2011 7:20 PM EDT