 Top seed Maria Sharapova was pushed to two close sets by fellow Russian Vera Zvonareva but eventually prevailed 7–5, 6–4.Fourth-seeded Belgian Kim Clijsters beat Daniela Hantuchová, who was playing for the second day in a row 6–1 7–5 to advance to the quarterfinals, where she was drawn to face Martina Hingis, who needed three sets to battle past the number one ranked Chinese player Li Na after being a set down.She won 4–6, 6–3, 6–0.