U.S. Open 2016 Day 5 photosA collection of the best moments from Day 5 on Thursday at the 2016 U.S. Open in New York. Author:SI StaffPublish date:Sep 2, 2016U.S. Open 2016 Day 5 photos Roberta VinciAl Bello/Getty Images Roberta VinciAl Bello/Getty Images Dominika CibulkovaKENA BETANCUR/AFP/Getty Images Dominika CibulkovaKENA BETANCUR/AFP/Getty Images Madison KeysJEWEL SAMAD/AFP/Getty Images Lesia TsurenkoKENA BETANCUR/AFP/Getty Images Naomi OsakaTIMOTHY A. CLARY/AFP/Getty Images Madison KeysTIMOTHY A. CLARY/AFP/Getty Images Caroline WozniackiMike Stobe/Getty Images for USTAMike Stobe/Getty Images for USTA Caroline WozniackiMike Stobe/Getty Images for USTA Jo-Wilfried TsongaAndy Lyons/Getty Images Dominika CibulkovaAndy Lyons/Getty Images Monica NiculescuElsa/Getty Images Caroline WozniackiElsa/Getty Images Anastasija SevastovaAlex Goodlett/Getty Images Kateryna BondarenkoAlex Goodlett/Getty Images Andy LyonsAndy Lyons/Getty Images Jo-Wilfried TsongaAndy Lyons/Getty Images Jo-Wilfried TsongaAndy Lyons/Getty ImagesElsa/Getty Images Marcos BaghdatisAlex Goodlett/Getty Images Jack SockAl Bello/Getty Images Dominika CibulkovaKENA BETANCUR/AFP/Getty Images Jack SockAl Bello/Getty Images Jack SockAl Bello/Getty Images Johanna KontaMike Hewitt/Getty Images Ryan HarrisonAlex Goodlett/Getty ImagesElsa/Getty ImagesElsa/Getty ImagesAlex Goodlett/Getty Images Gael MonfilsMike Hewitt/Getty Images Petra Kvitova JEWEL SAMAD/AFP/Getty Images Petra Kvitova JEWEL SAMAD/AFP/Getty Images Novak DjokovicAlex Goodlett/Getty ImagesLatest NewsNovak Djokovic Suffers Unexpected Defeat in Indian Wells vs. 20-Year-Old Luca NardiTennis Q&A: Anti-Doping Lawyer Howard Jacobs on Simona Halep’s CaseRafael Nadal Withdraws From Indian Wells Before Playing in First RoundMailbag: The Aftermath of Andrey Rublev’s On-Court Outburst and DefaultSimona Halep’s Ban Reduced: What It Means for Tennis’s Anti-Doping Policy