GUANGZHOU, China, Sept. 17 (UPI) -- Jill Craybas and Karin Knapp each picked up second-round upset wins Wednesday at the $175,000 Guangzhou International Women's Open tennis tournament in China.

PARIS, May 31 (UPI) -- Top-seeded Maria Sharapova beat Karin Knapp in straight sets Saturday to advance to the women's fourth round at the French Open tennis tournament in Paris.

PRAGUE, Czech Republic, April 29 (UPI) -- Top-seeded Vera Zvonareva claimed a straight-set victory Tuesday in first-round play at the $145,000 Prague Open.

ESTORIL, Portugal, April 16 (UPI) -- Top-seeded Flavia Pennetta lost her second-round match Wednesday at the $145,000 women's Estoril Open tennis tournament in Estoril, Portugal.

DOHA, Qatar, Feb. 20 (UPI) -- Top-seeded Ana Ivanovic and No. 4 Maria Sharapova were second-round winners Wednesday at the Qatar Open in Doha, Qatar.

DOHA, Qatar, Feb. 19 (UPI) -- Eighth-seeded Marion Bartoli lost in straight sets Tuesday and was eliminated from the $2.5 million Qatar Open.

ANTWERP, Belgium, Feb. 17 (UPI) -- Justine Henin rolled to a 6-3 6-3 victory over Karin Knapp in Sunday's final at the Diamond Games tennis tournament in Antwerp, Belgium.

ANTWERP, Belgium, Feb. 16 (UPI) -- Top-seeded Justine Henin of Belgium and Italy's Karin Knapp were Saturday's semifinal winners at the Diamond Games tennis tournament in Antwerp, Belgium.

ANTWERP, Belgium, Feb. 15 (UPI) -- Top-seeded Justine Henin easily beat Alisa Kleybanova 6-4, 6-3 at Friday's quarterfinals of the Diamond Games tennis tournament in Antwerp, Belgium.