Mona Barthel advances to Bell semis
Need the scores from any match played in today's tournaments? Results
Barthel will face Belgium's Kirsten Flipkens on Saturday. Flipkens led Anna Tatishvili 6-2, 3-0 when the Georgian player retired because of a back injury. In the first round, Flipkens beat top-seeded Dominika Cibulkova of Slovakia.
In the other quarterfinals, French qualifier Kristina Mladenovic routed American Melanie Oudin 6-0, 6-1, and eighth-seeded Lucie Hradecka of the Czech Republic beat American qualifier Lauren Davis 6-4, 6-2.
Copyright 2012 by The Associated Press