Tiafoe d. Karlovic

Tiafoe beat Karlovic 6-2, 6-3, 1-2, ret. after Karlovic retired in the first round at the U.S. Open - New York. Tiafoe won 67 of 114 points (59%). Tiafoe hit 4 aces to 6 and won 84% of points behind the first serve (36/43) against 74% for Karlovic. The second serve told: 55% won for Tiafoe, 38% for Karlovic. Tiafoe converted 3 of 7 break points and saved 1 of 1 faced; Karlovic converted 0 of 1. Karlovic double-faulted 6 times. Winners to unforced errors: 26–8 for Tiafoe, 18–26 for Karlovic. The match was played on hard in United States.