Maria Sharapova, of Russia, returns to Jelena Jankovic, of Serbia, during the semifinals of the Sony Open tennis tournament in Key Biscayne, Fla., Thursday, March 28, 2013. (AP Photo/Alan Diaz)
Los Angeles Lakers' Steve Nash, left, reaches in on Milwaukee Bucks' Monta Ellis during the second half of an NBA basketball game, Thursday, March 28, 2013, in Milwaukee. (AP Photo/Jeffrey Phelps)
Agnieszka Radwanska, of Poland, returns a shot from Serena Williams during a semifinal match in the Sony Open tennis tournament, Thursday, March 28, 2013, in Key Biscayne, Fla. (AP Photo/Wilfredo Lee)
Tomas Berdych, of the Czech Republic, returns a shot from Richard Gasquet, of France, during a quarterfinal match at the Sony Open tennis tournament, Thursday, March 28, 2013, in Key Biscayne, Fla. Gasquet won 6-3, 6-3. (AP Photo/Wilfredo Lee)