Angelique Kerber of Germany reacts to a line call in her 2nd 

Angelique Kerber of Germany reacts to a line call in her 2nd round match against Monica Puig of Puerto Rico during the Brisbane International tennis tournament in Brisbane, Australia, Wednesday, Jan 2, 2013.  (AP Photo/Tertius Pickard)
Associated Press
Angelique Kerber of Germany reacts to a line call in her 2nd round match against Monica Puig of Puerto Rico during the Brisbane International tennis tournament in Brisbane, Australia, Wednesday, Jan 2, 2013. (AP Photo/Tertius Pickard)
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