Wickmayer reaches quarters in Luxembourg

Yanina Wickmayer edged Alize Cornet 7-5, 7-6 (6) Thursday to reach the quarterfinals of the Luxembourg Open.

Wickmayer will play another Belgian, Kirsten Flipkens, on Friday.

U.S. Open winner Kim Clijsters will face Patty Schnyder of Switzerland later Thursday.

Fourth-seeded Daniela Hantuchova defeated Lucie Hradecka 7-5, 3-6, 6-2 to advance to the quarterfinals. She'll play Shahar Peer, who defeated Carla Suarez Navarro 3-6, 6-3, 6-1.

Top-seeded Caroline Wozniacki of Denmark retired with a hamstring injury on Wednesday.