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AP Samantha Stosur, of Australia, returns the ball to Serena Williams during the Sony Ericsson Open tennis tournament, Monday, March 26, 2012, in Key Bis - Photo

Samantha Stosur, of Australia, returns the ball to Serena Williams during the Sony Ericsson Open tennis tournament, Monday, March 26, 2012, in Key Bis

Monday March 26, 09:14 PM
Samantha Stosur, of Australia, returns the ball to Serena Williams during the Sony Ericsson Open tennis tournament, Monday, March 26, 2012, in Key Biscayne, Fla. Williams won the match 7-5, 6-3. (AP Photo/Lynne Sladky)