Serena vs. Simona For US Open SF

Welcome back to the WTA Insider Live Blog, taking you inside all the action from the 2016 US Open. On the second day of ladies quarterfinals, teenage sensation Ana Konjuh takes on No.10 seed Karolina Pliskova; can the 2013 Junior Champion make her first semifinal against the Czech powerhouse? The night match features World No.1 Serena Williams in a rivalry renewal with No.5 seed Simona Halep. Around the grounds, defending doubles champ Martina Hingis and CoCo Vandeweghe plays the last of the quarterfinals against Katerina Siniakova and Barbora Krejcikova - the very team to halt Hingis and Mirza's quest for a Non-Calendar Year Grand Slam. It's all happening, so follow along with all the action right here and on Twitter @WTA_Insider.