Bethanie Mattek-Sands of the U.S. sits on a chair during a break  in her first round match  against Maria Sharapova of Russia at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 14, 2014.(AP Photo/Rick Rycroft)

Australian Open Tennis

Bethanie Mattek-Sands of the U.S. sits on a chair during a break in her first round match against Maria Sharapova of Russia at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 14, 2014.(AP Photo/Rick Rycroft)

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