In a match without any service breaks, John Isner had 22 aces in a 7-6 (5), 7-6 (1) win over Chun-Hsin Tseng on Tuesday night in the Dallas Open.
In a match without any service breaks, John Isner had 22 aces in a 7-6 (5), 7-6 (1) win over Chun-Hsin Tseng on Tuesday night in the Dallas Open.