Lucky loser Sam Stosur defeated third seed Vera Zvonareva, 6-3, 6-2 in Stanford tonight. Stosur hit ten aces in her winning match.
Meanwhile, Sybille Bammer, whose fortunes have not been too good this season, became the latest victim of the suddenly successful Alexsandra Wozniak,who defeated her 6-4, 7-5.
Number 5 seed Patty Schnyder had to work to defeat Alisa Kleybanova, 7-6, 6-4, and number 6 seed Marion Bartoli had her work cut out, too. She defeated Anne Keothavong, 6-3, 1-6, 7-5.