LUXEMBOURG (AP) -- Second-seeded Sloane Stephens of the United States beat 2009 champion and Swiss wild card Timea Bacsinszky 6-3, 6-3 Tuesday to advance into the second round of the Luxembourg Open.
Top-seeded Caroline Wozniacki of Denmark will play later Tuesday.
Two seeds fell: No. 4 Kirsten Flipkens of Belgium lost to Katarzyna Piter of Poland 6-4, 6-2, and No. 6 Mona Barthel of Germany lost to Stefanie Voegele of Switzerland 1-6, 6-4, 7-6 (3).