US Open—New York, NY, U.S.A.
Fourth-round results:
(1) Rafael Nadal Defeats Nikoloz Basilashvili 63 63 67(6) 64
(3) Juan Martin del Potro Defeats (20) 64 63 61
(9) Dominic Thiem Defeats (5) Kevin Anderson 75 62 76(2)
(11) John Isner Defeats (25) Milos Raonic 36 63 64 36 62
