WTA Stuttgart Grand Prix results

BERLIN, April 25 (Xinhua) -- Following are the results from the WTA tournament in Stuttgart on Wednesday (prefix number denotes seeding):

Seond round

1-Simona Halep, Romania, bt Magdalena Rybarikova, Slovakia, 4-6, 6-2, 6-3

First round

Coco Vandeweghe, United States, bt 7-Sloane Stephens, United States, 6-1, 6-0

Veronika Kudermetova, Russia, bt Carla Suarez, Spain, 7-6 (7-5), 6-2

Zarina Diyas, Kazakhstan, bt Carina Witthoeft, Germany, 6-3, 6-2

Angelique Kerber, Germany, bt 8-Petra Kvitova, Czech Republic, 6-3, 6-2

Anett Kontaveit, Estonia, bt Kristina Mladenovic, France, 5-7, 7-6 (7-3), 7-6 (7-5)

Anastasia Pavlyuchenkova, Russia, bt Madison Keys, United States, 7-6 (9-7), 5-7, 6-4 Enditem