Victoria Azarenka of Belarus hits a return to Russia's Elena Vesnina during 

Victoria Azarenka of Belarus hits a return to Russia's Elena Vesnina during their fourth round match at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 21, 2013.(AP Photo/Aaron Favila)
Associated Press
Victoria Azarenka of Belarus hits a return to Russia's Elena Vesnina during their fourth round match at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 21, 2013.(AP Photo/Aaron Favila)
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