Western & Southern Open—Cincinnati, OH, U.S.A.
First-round outcomes:
(9) Cameron Norrie Defeats Holger Rune 76(5) 46 64
(13) Diego Schwartzman Defeats Alex Molcan 57 64 62
(14) Marin Cilic Defeats Jaume Munar 63 63
(15) Roberto Bautista Agut Defeats Francisco Cerundolo 67(5) 64 62
John Isner Defeats Benjamin Bonzi 76(11) 36 76(4)
Andy Murray Defeats Stan Wawrinka 76(3) 57 75
Aslan Karatsev Defeats Brandon Nakashima 75 75
Emil Ruusuvuori Defeats J.J. Wolf 76(2) 62