Tennis-U.S. Open order of play on Thursday

Order of play on the main show courts on the fourth day of the U.S. Open on Thursday (play starts at 1500 GMT/11 AM ET unless stated, prefix number denotes seeding): Arthur Ashe Stadium (1600 GMT/12 PM ET)

6-Alexander Zverev (Germany) v Frances Tiafoe (U.S.) 4-Simona Halep (Romania) v Taylor Townsend (U.S.)

19-Caroline Wozniacki (Denmark) v Danielle Collins (U.S.) Thanasi Kokkinakis (Australia) v 2-Rafa Nadal (Spain)

Louis Armstrong Stadium Andrea Petkovic (Germany) v 6-Petra Kvitova (Czech Republic)

1-Naomi Osaka (Japan) v Magda Linette (Poland) 14-John Isner (U.S.) v Jan-Lennard Struff (Germany)

Coco Gauff (U.S.) v Timea Babos (Hungary) Cedrik-Marcel Stebe (Germany) v 22-Marin Cilic (Croatia) (Compiled by Simon Jennings in Bengaluru, editing by Ed Osmond)