NEW YORK — Four times, 2014 U.S. Open runner-up Caroline Wozniacki was one point from winning. Four times, her opponent in the second round, 149th-ranked Petra Cetkovska of the Czech Republic, came up with a winner to extend the match.
The fourth-seeded Wozniacki failed to convert any of those four match points and lost 6-4, 5-7, 7-6 (1) to Cetkovska, who had not won a tour-level main-draw match all season until this week.
Wozniacki held one match point while ahead 5-4 in the third set, then three more at 6-5.
"I said, 'It's now or never,'" Cetkovska said, "so I just went for it.