• Kei Nishikori defeated Marin Cilic in five sets to advance to the U.S. Open semifinals for the third time.
• Naomi Osaka, a 20-year-old from Japan, reached her first Grand Slam semifinal with a 57-minute demolition of Lesia Tsurenko.
• Also in action on Wednesday are Madison Keys, seeking to reach the U.S. Open semifinals for the second year in a row, and Novak Djokovic, who faces John Millman, the man who upset Roger Federer.
• Refresh here for live results and analysis from Day 9 of the 2018 U.S. Open