The original playoff format saw eight teams compete in a one-game quarterfinal. She then lost to Simona Halep in a rematch of their Wimbledon quarterfinal. Henin then helped Belgium defeat defending champion Russia in a Fed Cup quarterfinal. Kuznetsova reached the third round in singles and the quarterfinal in doubles. She defeated Venus Williams to move into her first Premier level clay court quarterfinal. They were placed into a quarterfinal match against Samsung Galaxy. At the China Open Williams retired prior to her quarterfinal match versus Samantha Stosur. At Wimbledon, Djokovic won a five-hour quarterfinal against Marcos Baghdatis. They last met in the 1999 Western Conference Quarterfinal which Detroit won in four games. He won both of his singles rubbers in the quarterfinal Davis Cup tie with Spain. They last met in the 1999 Eastern Conference Quarterfinal, which Toronto won in six games. Sevastova made it to her second consecutive US Open quarterfinal. At Wimbledon, Davenport reached her second Grand Slam quarterfinal. She lost to second ranked Maria Sharapova in a quarterfinal. Wawrinka returned to Switzerland's Davis Cup team for their quarterfinal against Kazakhstan.