NEW HAVEN, Conn. (AP) — Caroline Wozniacki remains undefeated in New Haven after beating Sofia Arvidsson of Sweden 7-6 (4), 6-2 in the second round of the New Haven Open.
Wozniacki is playing in the tournament for the fifth time and is the four-time defending champion. Wednesday's victory was her 19th there without a loss.
She will play Dominika Cibulkova of Slovakia in the quarterfinals. Cibulkova beat Andrea Petkovic of Germany 6-4, 6-1. Petkovic, who is coming off injuries to her back and right ankle, was playing in her first tournament since April and her fourth of the year.
Second-seeded Petra Kvitova, who received a first-round bye, is scheduled to play her first match of the tournament Wednesday evening against 19-year-old NCAA champion Nicole Gibbs. Gibbs is seeking to move into her first WTA quarterfinal.
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