Maria Sharapova of Russia returns a shot to Caroline Wozniacki of Denmark during their semifinal match at the BNP Paribas Open tennis tournament, Friday, March 18, 2011, in Indian Wells, Calif. (Xinhua/Reuters Photo)
Maria Sharapova of Russia returns a shot to Caroline Wozniacki of Denmark during their semifinal match at the BNP Paribas Open tennis tournament, Friday, March 18, 2011, in Indian Wells, Calif. (Xinhua/Reuters Photo)