1st rd

Reilly Opelka (USA) bt Alexander Bublik (KAZ) 6-3, 7-6 (7/1)

Daniel Evans (GBR) bt Jason Jung (TPE) 6-1, 6-1

Radu Albot (MDA x6) bt Tennys Sandgren (USA) 6-4, 7-6 (7/4)

Matthew Ebden (AUS) bt Kamil Majchrzak (POL) 7-6 (7/5), 6-3

Bernard Tomic (AUS) bt Frances Tiafoe (USA x5) 4-6, 6-3, 7-6 (7/4)

Kwon Soon-woo (KOR) bt Prajnesh Gunneswaran (IND) 6-7 (4/7), 7-5, 6-0