Maria Sharapova, of Russia, reacts after defeating Petra Kvitova, 7-5, 6-1 at the Sony Open Tennis tournament, Tuesday, March 25, 2014, in Key Biscayne, Fla. (AP Photo/Lynne Sladky)

Key Biscayne Tennis

Maria Sharapova, of Russia, reacts after defeating Petra Kvitova, 7-5, 6-1 at the Sony Open Tennis tournament, Tuesday, March 25, 2014, in Key Biscayne, Fla. (AP Photo/Lynne Sladky)

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