Cobolli d. Duckworth

Cobolli beat Duckworth 6-1, 4-6, 6-4, 6-4 in the first round at the U.S. Open - New York. Cobolli won 130 of 237 points (55%). Cobolli hit 11 aces to 5 and won 79% of points behind the first serve (48/61) against 70% for Duckworth. Cobolli converted 6 of 10 break points and saved 6 of 8 faced; Duckworth converted 2 of 8. Duckworth double-faulted 7 times. Winners to unforced errors: 44–43 for Cobolli, 25–40 for Duckworth. The match was played on hard in United States.