Arthur Ashe Stadium (Noon, 1600 GMT)

Caroline Wozniacki (DEN x19) v Bianca Andreescu (CAN x15)

Chung Hyeon (KOR) v Rafael Nadal (ESP x2)

(7:00 p.m., 2300 GMT)

Naomi Osaka (JPN x1) v Coco Gauff (USA)

Andrey Rublev (RUS) v Nick Kyrgios (AUS x28)

Louis Armstrong Stadium (11 a.m.)

Taylor Townsend (USA) v Sorana Cirstea (ROM)

Julia Goerges (GER x26) v Kiki Bertens (NED x7)

Alexander Zverev (GER x6) v Aljaz Bedene (SLO)

(7p.m.)

Gael Monfils (FRA x13) v Denis Shapovalov (CAN)

Anett Kontaveit (EST x21) v Belinda Bencic (SUI x13)

Grandstand (11 a.m.)

Elise Mertens (BEL x25) v Andrea Petkovic (GER)

Kristie Ahn (USA) v Jelena Ostapenko (LAT)

John Isner (USA x14) v Marin Cilic (CRO x22)

Diego Schwartzman (ARG x20) v Tennys Sandgren (USA)