WTA Istanbul Cup results

ISTANBUL, April 26 (Xinhua) -- Following are the WTA Istanbul Cup second round results on Thursday (prefix number denotes seeding):

1-Caroline Wozniacki, Denmark, bt Sara Errani, Italy, 5-7, 6-3, 6-3

Donna Vekic, Croatia, bt Ajla Tomljanovic, Australia, 6-1, 6-2

Maria Sakkari, Greece, bt Aleksandra Krunic, Serbia, 6-3, 6-1

Arantxa Rus, Netherlands, bt Danka Kovinic, Montenegro, 2-6, 6-2, 6-0

Polona Hercog, Slovenia, bt Kateryna Bondarenko, Ukraine, 6-1, 1-1 -- retired Enditem