Victoria Azarenka, of Belarus, left, shakes hands with Samantha Stosur, of Australia, after winning their quarterfinals match of the 2012 US Open tennis tournament, Tuesday, Sept. 4, 2012, in New York. (AP Photo/Mike Groll)
Victoria Azarenka, of Belarus, left, shakes hands with Samantha Stosur, of Australia, after winning their quarterfinals match of the 2012 US Open tennis tournament, Tuesday, Sept. 4, 2012, in New York. (AP Photo/Mike Groll)