Article Photos: Williams, Azarenka into 4th round at Aussie Open

Jamie Hampton of the US gets treatment during her third round match against Victoria Azarenka of Belarus at the Australian Open tennis championship in Melbourne, Australia, Saturday, Jan. 19, 2013. (AP Photo/Andy Wong)

Jamie Hampton of the US gets treatment during her third round match against Victoria Azarenka of Belarus at the Australian Open tennis championship in Melbourne, Australia, Saturday, Jan. 19, 2013. (AP Photo/Andy Wong)