Belarus

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Victoria Azarenka of Belarus checks strings of her racket during a break in her quarterfinal against Agnieszka Radwanska of Poland during their quarterfinal at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 22, 2014.(AP Photo/Aaron Favila)

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Agnieszka Radwanska of Poland makes a forehand return during her quarterfinal against Victoria Azarenka of Belarus at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 22, 2014.(AP Photo/Rick Rycroft)

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iVictoria Azarenka of Belarus bites a towel a forehand during a break in her quarterfinal against Agnieszka Radwanska of Poland at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 22, 2014.(AP Photo/Andrew Brownbill)