U.S. Open continues Updated 2301 GMT (0701 HKT) August 31, 2016 Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds. Photos: U.S. Open Day 3Caroline Wozniacki reached the third round in New York by beating former champion Svetlana Kuznetsova. Hide Caption 1 of 9 Photos: U.S. Open Day 3Kuznetsova, who downed the former No. 1 at Wimbledon, blew a 4-0 lead and lost 6-4 6-4. Hide Caption 2 of 9 Photos: U.S. Open Day 3Britain's Johanna Konta, ranked 14th, needed treatment after dropping to the court. Steamy conditions seemingly took their toll but Konta ended up beating Tsvetana Pironkova 6-2 5-7 6-2.Hide Caption 3 of 9 Photos: U.S. Open Day 3Former Australian Open finalist Dominika Cibulkova was floored, too, by a hamstring issue but also won against Evgeniya Rodina 6-7 (5-7) 6-2 6-2. Hide Caption 4 of 9 Photos: U.S. Open Day 3Novak Djokovic, the world No. 1 and defending champion, advanced without hitting a ball when Jiri Vesely withdrew with a forearm injury. Hide Caption 5 of 9 Photos: U.S. Open Day 3Jo-Wilfried Tsonga, who has played in the semifinals at every major except the U.S. Open, needed four sets to see off James Duckworth 6-4 3-6 6-3 6-4. Hide Caption 6 of 9 Photos: U.S. Open Day 3Top American male John Isner played five sets in the first round and went four against Steve Darcis on Wednesday. He squandered match points in the third before recovering, 6-3 6-4 6-7 (12-10) 6-3. Hide Caption 7 of 9 Photos: U.S. Open Day 3Petra Kvitova, the twice Wimbledon champion, defeated Cagla Buyukakcay 7-6 (7-3) 6-3. Hide Caption 8 of 9 Photos: U.S. Open Day 3Last year's finalist, Roberta Vinci, moved into the third round by getting past Christina McHale 6-1 6-3. Hide Caption 9 of 9Caroline Wozniacki rallied to reach the third round on a stifling day that took its toll on Johanna Konta. Novak Djokovic, though, advanced without hitting a ball. More from Sport - TennisAustralian Open 2017: World No. 1s Murray, Kerber lose on historic dayAustralian Open 2017: No shirt sponsor but big wins for Dan EvansAustralian Open 2017: Andy Murray no longer flying solo for UKNovak Djokovic stunned by Denis Istomin at Australian OpenAustralian Open 2017: Eugenie Bouchard works to beat 'vicious cycle'