In one of the most intriguing first-round matches at the US Open, the 27th-seeded Ukrainian tennis player Marta Kostyuk defeated Katie Boulter (Great Britain) by 2-0 (6:4, 6:4). Marta Kostyuk hit nine aces to none for Katie Boulter and added 19 winners to the 10 for British tennis player.
In the next round, the Ukrainian will face Zeynep Sonmez (Turkey), who defeated Katie Volynets (USA) by 2-0 (6:3, 6:4).
Wimbledon finalist Amanda Anisimova is also advancing to the second round. The American tennis player won by 2-0 (6:3, 6:2) against Australian player Kimberly Birrell in just 71 minutes. The next obstacle for the eighth-seeded Amanda Anisimova will be another tennis player another Australian – Maya Joint.
The surprise of the day was the elimination of former Australian Open finalist Danielle Collins. The American lost by 0-2 (2:6, 0:6) to Romanian player Jaqueline Cristian in just 67 minutes.
Brazilian tennis player Beatriz Haddad Maia also advanced to the second round after defeating Sonay Kartal of Great Britain by 2-1 (6:3, 1:6, 6:1). In the next round, Beatriz Haddad Maia will face Viktorija Golubic of Switzerland, who eliminated Roland Garros semifinalist Lois Boisson (France) after 2-1 (3:6, 7:6(3), 6:2).