Victoria Azarenka of Belarus speaks during a press conference at the Australian Open tennis championship in Melbourne, Australia, Sunday, Jan. 12, 2014. (AP Photo/Shuji Kajiyama)
Victoria Azarenka of Belarus speaks during a press conference at the Australian Open tennis championship in Melbourne, Australia, Sunday, Jan. 12, 2014. (AP Photo/Shuji Kajiyama)
Japan's Kei Nishikori makes a backhand return to Tomas Berdych of the Czech Republic in their final match of the Kooyong Classic ahead of the Australian Open tennis championship in Melbourne, Australia, Saturday, Jan. 11, 2014. (AP Photo/Aijaz Rahi)