SOFIA, Bulgaria, Oct. 30 (UPI) -- Caroline Wozniacki and Roberta Vinci grabbed the early lead in group play with straight-set wins Tuesday at the WTA Tournament of Champions in Bulgaria.
Wozniacki, the top seed, defeated fifth-seeded Hsieh Su-Wei 6-2, 6-2 and the fourth-seeded Vinci was a 6-1, 6-2 winner over No. 7 Daniela Hantuchova in the first Group Serdika matches of the tournament.