John Isner ousted top-seeded Jo-Wilfried Tsonga of France 6-4, 3-6, 7-6(3) in the semifinal on Friday to stay on track to retain his ATP Winston-Salem Open title.

Isner, seeded third in the U.S. Open tune-up event, will face second-seeded Czech Tomas Berdych in the final.

The results:

ATP Winston-Salem Open: Semifinals: John Isner bt Jo-Wilfried Tsonga 6-4, 3-6, 7-6(3); Tomas Berdych bt Sam Querrey 6-4, 6-3.

WTA Texas Open: Final: Roberta Vinci bt Jelena Jankovic 7-5, 6-3.

WTA New Haven Open: Semifinals: Maria Kirilenko bt Caroline Wozniacki 7-5, (retd.); Petra Kvitova bt Sara Errani 6-1, 6-3.

More In: Tennis | Sport