Li Na of China serves to Ana Konjuh of Croatia during their first round match at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014.(AP Photo/Rick Rycroft)

Australian Open Tennis

Li Na of China serves to Ana Konjuh of Croatia during their first round match at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014.(AP Photo/Rick Rycroft)

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