WTA

KDB KOREA OPEN

At Seoul, South Korea

Quarterfinals

Caroline Wozniacki (1), Denmark, def. Klara Zakopalova (7), Czech, 6-2, 6-3.

Ekaterina Makarova (8), Russia, def. Maria Jose Martinez Sanchez, Spain 6-1, 6-1.

Varvara Lepchenko (6), United States, def. Tamira Paszek, Austria, 4-6, 7-6 (3), 6-4.

Kaia Kanepi (3), Estonia, def. Kiki Bertens, Netherlands, 6-4, 6-4.