Vera Zvonareva (Front) of Russia serves to Caroline Wozniacki of Denmark during a match at the WTA tennis championships in Istanbul, Turkey on Oct. 26, 2011. Vera Zvonareva won 2-1. (Xinhua/Ozkan)
Vera Zvonareva (Front) of Russia serves to Caroline Wozniacki of Denmark during a match at the WTA tennis championships in Istanbul, Turkey on Oct. 26, 2011. Vera Zvonareva won 2-1. (Xinhua/Ozkan)