Best Moments from the U.S. Open 2017 Women's SemifinalsHighlights from the women's semifinals 2017 U.S. Open, where Sloane Stephens beat Venus Williams and Madison Keys defeated CoCo Vandeweghe. Author:SI StaffPublish date:Sep 7, 2017Best Moments from the U.S. Open 2017 Women's Semifinals Madison KeysErick W. Rasco Sloane StephensErick W. Rasco CoCo VandewegheErick W. Rasco Venus WilliamsErick W. Rasco Sloane StephensErick W. Rasco Sloane StephensErick W. Rasco Sloane StephensErick W. RascoLatest 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