Maria Sharapova, of Russia, sits with a bag of ice on her head during her match against Shahar Peer, of Israel, during the Sony Ericsson Open tennis tournament, Thursday, March 22, 2012, in Key ... more 

Maria Sharapova, of Russia, sits with a bag of ice on her head during her match against Shahar Peer, of Israel, during the Sony Ericsson Open tennis tournament, Thursday, March 22, 2012, in Key Biscayne, Fla. (AP Photo/Lynne Sladky) less