Caroline Wozniacki advances
SOFIA, Bulgaria -- Caroline Wozniacki defeated Roberta Vinci of Italy 6-3, 6-1 Wednesday to advance to the semifinals of the Tournament of Champions.
It was the second win for the top-seeded Dane in the group-stage format after her victory over Hsieh Su-Wei of Taiwan the previous day.
"I played solid and served very well. I am pleased with my performance," Wozniacki said.
Russian duo Nadia Petrova and Maria Kirilenko earned straight-set victories in their first group matches.
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