Angelique Kerber of Germany celebrates her women's singles semi-final win over Madison Keys of the U.S. at the Sydney International tennis tournament January 9, 2014. REUTERS/Jason Reed (AUSTRALIA - ... more 
Angelique Kerber of Germany celebrates her women's singles semi-final win over Madison Keys of the U.S. at the Sydney International tennis tournament January 9, 2014. REUTERS/Jason Reed (AUSTRALIA - Tags: SPORT TENNIS) less 
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Reuters | Photo By JASON REED / Reuters
Thu, Jan 9, 2014 2:01 AM EST