"I said, 'It's OK. It's not the French Open. You've got time to get better,'" Williams said.
Ninth-seeded Lucie Safarova ousted No. 4 seed Vera Zvonareva, 6-3, 6-3. Safarova will meet No. 14 seed Polona Hercog in the semifinals. Hercog defeated 13th-seeded Nadia Petrova 6-1, 6-2.
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