Novak Djokovic of Serbia plays a return to Florian Mayer of Germany in their Men's first round singles match at the All England Lawn Tennis Championships in Wimbledon, London, Tuesday, June 25, 2013. ... more 
Novak Djokovic of Serbia plays a return to Florian Mayer of Germany in their Men's first round singles match at the All England Lawn Tennis Championships in Wimbledon, London, Tuesday, June 25, 2013. (AP Photo/Sang Tan) less 
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Associated Press | Photo By Sang Tan
Tue, Jun 25, 2013 12:27 PM EDT