Who was the 2010 Wimbledon Championships – Women's Doubles defending champion who played alongside Venus Williams and who some commentators, players and sports writers regard as the greatest female tennis player of all time?
2010 Wimbledon Championships – Women's Doubles Venus Williams and Serena Williams were the defending champions, but lost in the quarterfinals to Elena Vesnina and Vera Zvonareva.
2009 US Open – Women's Singles Serena Williams was the defending champion, but lost in the semifinals to Kim Clijsters.