Kazakh Alexander Bublik, the No 23 seed, won against American Tommy Paul, the No 14 seed, 7-6 (5), 6-7 (4), 6-3, 6-7 (5), 6-1 to advance to the last 16 of the US Open at the USTA Billie Jean King National Tennis Center in New York on Sunday night.
Bublik, ranked No 24, will play Italian Jannik Sinner, the top seed, next.
New York (Grand Slam), other third-round results (USTA Billie Jean King National Tennis Center, hard, USD 90.000.000, most recent results first):
Felix Auger-Aliassime (25) beat Alexander Zverev (3): 4-6, 7-6 (7), 6-4, 6-4
Alex De Minaur (8) beat Daniel Altmaier: 6-7 (7), 6-3, 6-4, 2-0 ret.
Leandro Riedi (Q) beat Kamil Majchrzak: 5-3 ret.
Andrey Rublev (15) beat Chak Lam Coleman Wong (Q): 2-6, 6-4, 6-3, 4-6, 6-3
Jannik Sinner beat Denis Shapovalov (27): 5-7, 6-4, 6-3, 6-3
Jaume Munar beat Zizou Bergs: 6-1, 6-4, 6-4
Lorenzo Musetti (10) beat Flavio Cobolli (24): 6-3, 6-2, 2-0 ret.
Taylor Fritz (4) beat Jerome Kym (Q): 7-6 (3), 6-7 (9), 6-4, 6-4
Tomas Machac (21) beat Ugo Blanchet (Q): 7-5, 6-3, 6-1
Novak Djokovic (7) beat Cameron Norrie: 6-4, 6-7 (4), 6-2, 6-3
Jan-Lennard Struff (Q) beat Frances Tiafoe (17): 6-4, 6-3, 7-6 (7)
Adrian Mannarino beat Ben Shelton (6): 3-6, 6-3, 4-6, 6-4 ret.
Carlos Alcaraz (2) beat Luciano Darderi (32): 6-2, 6-4, 6-0
Arthur Rinderknech beat Benjamin Bonzi: 4-6, 6-3, 6-3, 6-2
Jiri Lehecka (20) beat Raphael Collignon: 6-4, 6-4, 6-4