Canadian star Aleksandra Wozniak injured her right shoulder during a warm-up session and withdrew from Bell Challenge on Thursday before her scheduled second-round match against Melanie Oudin.
Dominika Cibulkova and Yanina Wickmayer crashed out of the Bell Challenge on Wednesday, eliminating the top two seeds from the WTA tournament.
Canada's Aleksandra Wozniak beat fifth-seeded Klara Zakopalova of the Czech Republic 6-0, 7-6 (2) on Sunday in the first round of the Texas Open.
Canadian Aleksandra Wozniak snapped a 20-year drought by reaching the quarter-finals of the rain-plagued WTA Tour's Rogers Cup with a 7-6 (7/5), 6-3 win over American Christina McHale on Saturday.
Venus Williams underlined her desire for a fourth Olympic gold medal as the American raced into the third round with a 6-1, 6-3 victory over Canada's Aleksandra Wozniak at Wimbledon on Tuesday.
Venus Williams underlined her desire for a fourth Olympic gold medal as the American raced into the third round with a 6-1, 6-3 victory over Canada's Aleksandra Wozniak at Wimbledon on Tuesday.
China's Zheng Jie set up a potential Wimbledon revenge mission against four-time champion Serena Williams as she eased to a 6-4, 6-2 second round victory over Canada's Aleksandra Wozniak on Thursday.
China's Zheng Jie was eliminated in straight sets at the French Open on Wednesday, leaving her compatriots Li Na and Peng Shuai to carry on the Asian campaign in women's singles at Roland Garros.
Spain's Anabel Medina Garrigues defeated qualifier Melanie Oudin 6-4, 4-6, 6-0 on Monday as the main draw action got underway at the WTA Tour's Charleston tournament.
Weary winner Venus Williams stood near the net swatting souvenir balls to cheering fans, but a marathon match had taken its toll, and one of her attempts didn't even reach the stands.