Defending champ Azarenka advances to quar

Defending champ Azarenka advances to quarterfinals
AP - Sports
Victoria Azarenka of Belarus, right, is congratulated by Russia's Elena Vesnina after Azarenka won their fourth round match at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 21, 2013. (AP Photo/Aaron Favila)
View Comments