Maria Sharapova, of Russia, returns a volley to Madison Keys at the Western & Southern Open tennis tournament, Tuesday, Aug. 12, 2014, in Mason, Ohio. (AP Photo/Tom Uhlman)

Cincinnati Tennis

Maria Sharapova, of Russia, returns a volley to Madison Keys at the Western & Southern Open tennis tournament, Tuesday, Aug. 12, 2014, in Mason, Ohio. (AP Photo/Tom Uhlman)

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