Roberta Vinci, of Italy, reacts after missing a point against Barbora Zahlavova Strycova, of the Czech Republic, at the Sony Open tennis tournament, Friday, March 21, 2014, in Key Biscayne, Fla. (AP Photo/Lynne Sladky)

Sony Open Tennis

Roberta Vinci, of Italy, reacts after missing a point against Barbora Zahlavova Strycova, of the Czech Republic, at the Sony Open tennis tournament, Friday, March 21, 2014, in Key Biscayne, Fla. (AP Photo/Lynne Sladky)

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