New York, NY, United States (4E Sports) – World No. 2 Li Na announced her withdrawal from the US Open because of a nagging knee injury.
Li, a two-time Grand Slam champion, will also skip hardcourt events in Montreal and Cincinnati over the next two weeks. The US Open will begin Aug. 25 in New York.
According to Li, Li a semifinalist at last year’s U.S. Open, her knee has been bothering her for four months.
“It is just not where I need it to be in order to play at the highest level,” said the 32-year-old Li, who captured the Australian Open in January and was the French Open champion three years ago.
Meanwhile, wild card David Goffin recorded the biggest upset at the bet-at-home Cup Kitzbühel after beating top seed Philipp Kohlschreiber, 6-3, 7-5, to reach the quarterfinal.
Later, Goffin defeated Italian Paolo Lorenzi 6-2, 6-1 to reach his first-ever ATP semifinal, as several players were forced into double duty after rain cancelled several matches Wednesday.
Goffin will next play qualifier Maximo Gonzalez, who beat third seed Lukas Rosol 6-3, 4-6, 6-3 in one hour and 40 minutes.
In other matches, second seed Marcel Granollers downed Diego Sebastian Schwartzman, 6-3, 6-4; Andreas Seppi advanced via walkover when Pere Riba pulled out of the draw; No. 5 Dominic Thiem ousted Jiri Vesely, 6-3, 7-6 (7-3); and Juan Monaco beat Jarkko Nieminen, 6-3, 6-4.
At the Citi Open in Washington, DC, sixth seed Svetlana Kuznetsova downed Kirsten Flipkens, 6-4, 7-5, to advance to the quarterfinal.
In other finished match, Anastasia Pavlyuchenkova defeated Hiroko Kuwata, 6-3, 6-3, to reach the next round.
At the Bank of the West Classic in Stanford, California, Garbine Muguruza ousted Daniela Hantuchova, 6-4, 6-4, in the second round.