Strasbourg - Casey Dellacqua of Australia beat fifth-seeded Elena Vesnina of Russia 7-5, 3-6, 6-3 on Monday in the first round of the Strasbourg International.
Dellacqua broke serve seven times as Vesnina made nine double-faults.
French wild card Claire Feuerstein also advanced, saving 10 of 12 break points in her 6-2, 6-4 win over Sharon Fichman of Canada.
Results from the first day of the Strasbourg WTA tournament on Monday (x denotes seeing):
First round
Madison Keys (USA) bt Maria Teresa Torro (ESP) 7-6 (7/2), 6-2
Alison Riske (USA x8) bt Teliana Pereira (BRA) 6-3, 6-3
Vania King (USA) bt Paula Ormaechea (ARG) 5-7, 6-2, 6-1
Casey Dellacqua (AUS) bt Elena Vesnina (RUS x5) 7-5, 3-6, 6-3
Ajla Tomljanovic (CRO) bt Kristina Mladenovic (FRA) 6-4, 6-0
Claire Feuerstein (FRA) bt Sharon Fichman (CAN) 6-2, 6-4