![Venus Williams of the U.S. hits a return to Vera Zvonareva of Russia during their WTA Tour Championships final tennis match in Doha November 9, 2008. REUTERS/Fadi Al-Assaad(QATAR Stock Photo - Alamy Venus Williams of the U.S. hits a return to Vera Zvonareva of Russia during their WTA Tour Championships final tennis match in Doha November 9, 2008. REUTERS/Fadi Al-Assaad(QATAR Stock Photo - Alamy](https://c8.alamy.com/comp/2E7GRED/venus-williams-of-the-us-hits-a-return-to-vera-zvonareva-of-russia-during-their-wta-tour-championships-final-tennis-match-in-doha-november-9-2008-reutersfadi-al-assaadqatar-2E7GRED.jpg)
Venus Williams of the U.S. hits a return to Vera Zvonareva of Russia during their WTA Tour Championships final tennis match in Doha November 9, 2008. REUTERS/Fadi Al-Assaad(QATAR Stock Photo - Alamy
![Dinara Safina of Russia serves against compatriot Elena Dementieva during their WTA Tour Championships tennis match in Doha November 6, 2008. REUTERS/Steve Crisp (QATAR Stock Photo - Alamy Dinara Safina of Russia serves against compatriot Elena Dementieva during their WTA Tour Championships tennis match in Doha November 6, 2008. REUTERS/Steve Crisp (QATAR Stock Photo - Alamy](https://c8.alamy.com/comp/2E88966/dinara-safina-of-russia-serves-against-compatriot-elena-dementieva-during-their-wta-tour-championships-tennis-match-in-doha-november-6-2008-reuterssteve-crisp-qatar-2E88966.jpg)
Dinara Safina of Russia serves against compatriot Elena Dementieva during their WTA Tour Championships tennis match in Doha November 6, 2008. REUTERS/Steve Crisp (QATAR Stock Photo - Alamy
![Jankovic Jelena # 1 in WTA Ranking 2008 (38) Editorial Photography - Image of player, dress: 5940122 Jankovic Jelena # 1 in WTA Ranking 2008 (38) Editorial Photography - Image of player, dress: 5940122](https://thumbs.dreamstime.com/z/jankovic-jelena-1-wta-ranking-2008-38-5940122.jpg)
Jankovic Jelena # 1 in WTA Ranking 2008 (38) Editorial Photography - Image of player, dress: 5940122
![Belgian Justine Henin Celebrates Her Victory Over Editorial Stock Photo - Stock Image | Shutterstock Belgian Justine Henin Celebrates Her Victory Over Editorial Stock Photo - Stock Image | Shutterstock](https://editorial01.shutterstock.com/wm-preview-1500/8280416b/c4850489/belgium-tennis-wta-antwerp-henin-vs-kleybanova-feb-2008-shutterstock-editorial-8280416b.jpg)
Belgian Justine Henin Celebrates Her Victory Over Editorial Stock Photo - Stock Image | Shutterstock
![Elena Dementieva of Russia returns a shot to compatriot Nadia Petrova during their WTA Tour Championships tennis match in Doha November 7, 2008. Dementieva qualifies for tomorrow's semi-finals after Serena Williams, whom Elena Dementieva of Russia returns a shot to compatriot Nadia Petrova during their WTA Tour Championships tennis match in Doha November 7, 2008. Dementieva qualifies for tomorrow's semi-finals after Serena Williams, whom](https://c8.alamy.com/comp/2E8121K/elena-dementieva-of-russia-returns-a-shot-to-compatriot-nadia-petrova-during-their-wta-tour-championships-tennis-match-in-doha-november-7-2008-dementieva-qualifies-for-tomorrows-semi-finals-after-serena-williams-whom-she-was-to-play-this-evening-withdrew-from-the-event-reuterssteve-crisp-qatar-2E8121K.jpg)
Elena Dementieva of Russia returns a shot to compatriot Nadia Petrova during their WTA Tour Championships tennis match in Doha November 7, 2008. Dementieva qualifies for tomorrow's semi-finals after Serena Williams, whom
Jelena Jankovic of Serbia reacts to a lost point against Venus Williams of the US during their WTA Tour Championships semi-final tennis match in Doha November 8, 2008 - Photogallery
![Slovakia's Dominika Cibulkova in action during the finals of the WTA Bausch & Lomb Tennis Championships against Russia's Maria Sharapova, in Amelia Island, FL, USA on April 13. 2008. Maria Sharapova defeated Slovakia's Dominika Cibulkova in action during the finals of the WTA Bausch & Lomb Tennis Championships against Russia's Maria Sharapova, in Amelia Island, FL, USA on April 13. 2008. Maria Sharapova defeated](https://c8.alamy.com/comp/2E50XFG/slovakias-dominika-cibulkova-in-action-during-the-finals-of-the-wta-bausch-lomb-tennis-championships-against-russias-maria-sharapova-in-amelia-island-fl-usa-on-april-13-2008-maria-sharapova-defeated-dominka-cibulkova-7-6-6-3-photo-by-gray-quettical-sport-mediacameleonabacapresscom-2E50XFG.jpg)
Slovakia's Dominika Cibulkova in action during the finals of the WTA Bausch & Lomb Tennis Championships against Russia's Maria Sharapova, in Amelia Island, FL, USA on April 13. 2008. Maria Sharapova defeated
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Russia's Dinara Safina serves the ball to Selima Sfar of Tunisia during their match at the WTA Dubai Tennis Championships February 25, 2008. REUTERS/Ahmed Jadallah (UNITED ARAB EMIRATES Stock Photo - Alamy
![Jelena Jankovic of Serbia serves against compatriot Ana Ivanovic during their WTA Tour Championships match in Doha November 4, 2008. The tennis tournament takes place in Doha from November 4 to 9. Jelena Jankovic of Serbia serves against compatriot Ana Ivanovic during their WTA Tour Championships match in Doha November 4, 2008. The tennis tournament takes place in Doha from November 4 to 9.](https://c8.alamy.com/comp/2E86WBT/jelena-jankovic-of-serbia-serves-against-compatriot-ana-ivanovic-during-their-wta-tour-championships-match-in-doha-november-4-2008-the-tennis-tournament-takes-place-in-doha-from-november-4-to-9-reuterssteve-crisp-qatar-2E86WBT.jpg)