Kwon d. Kwiatkowski

Kwon beat Kwiatkowski 3-6, 7-6(4), 6-1, 6-2 in the first round at the U.S. Open - New York. Kwon won 126 of 227 points (56%). Kwon hit 3 aces to 11 and won 78% of points behind the first serve (54/69) against 64% for Kwiatkowski. Kwon converted 6 of 8 break points and saved 5 of 7 faced; Kwiatkowski converted 2 of 7. Winners to unforced errors: 51–39 for Kwon, 33–34 for Kwiatkowski. The match was played on hard in United States.