US Open: Kostyuk advances to second round, defeating Boulter

Ukrainian Marta Kostyuk, the No 27 seed, defeated Englishwoman Katie Boulter 6-4, 6-4 to move into the second round of the US Open at the USTA Billie Jean King National Tennis Center in New York on Tuesday.

Kostyuk, ranked No 29, will play Zeynep Sonmez next.

New York (Grand Slam), other first-round results (USTA Billie Jean King National Tennis Center, hard, USD 90.000.000, most recent results first):

• Ajla Tomljanovic vs. Coco Gauff
• Greet Minnen vs. Naomi Osaka
• Hailey Baptiste vs. Katerina Siniakova
• Donna Vekic vs. Jessica Bouzas Maneiro
• Anastasia Zakharova vs. Elina Avanesyan
• Sorana Cirstea vs. Solana Sierra
• Ashlyn Krueger vs. Sofia Kenin
• Francesca Jones vs. Eva Lys
• Laura Siegemund vs. Diana Shnaider
• Ekaterina Alexandrova vs. Anastasija Sevastova
• Caroline Dolehide vs. Xinyu Wang
• Lois Boisson vs. Viktorija Golubic
• Danielle Collins vs. Jaqueline Cristian
• Amanda Anisimova vs. Kimberly Birrell
• Linda Noskova vs. Dalma Galfi
• Iga Swiatek (2) beat Emiliana Arango: 6-1, 6-2
• Beatriz Haddad Maia vs. Sonay Kartal: tuesday
• Suzan Lamens beat Valerie Glozman (WC): 6-4, 6-2
• Victoria Jimenez Kasintseva vs. Maya Joint: tuesday
• Mirra Andreeva (5) beat Alycia Parks: 6-0, 6-1
• Karolina Muchova (11) beat Venus Williams (WC): 6-3, 2-6, 6-1
• Peyton Stearns beat Darja Semenistaja (Q): 7-5, 6-0
• Zeynep Sonmez beat Katie Volynets (Q): 6-3, 6-4
• Anna Bondar beat Elina Svitolina (12): 6-2, 6-4
• Magdalena Frech (28) beat Talia Gibson (WC): 6-2, 6-2
• Elsa Jacquemot beat Marie Bouzkova: 6-4, 6-3
• Maria Sakkari beat Tatjana Maria: 6-3, 6-2
• Ann Li beat Rebecca Sramkova: 4-6, 6-2, 6-4
• Daria Kasatkina (15) beat Elena-Gabriela Ruse: 7-5, 6-1
• Kamilla Rakhimova beat Caroline Garcia (WC): 6-4, 4-6, 6-3
• Cristina Bucsa beat Claire Liu (Q): 6-2, 6-1
• Anna Kalinskaya (29) beat Clervie Ngounoue (WC): 6-0, 5-7, 6-4
• Elena Rybakina (9) beat Julieta Pareja (WC): 6-3, 6-0
• Iva Jovic beat Aliaksandra Sasnovich: 7-6 (6), 6-3
• Taylor Townsend beat Antonia Ruzic: 6-4, 6-4
• Elise Mertens (19) beat Alyssa Ahn (WC): 6-1, 6-0
• Renata Zarazua beat Madison Keys (6): 6-7 (10), 7-6 (3), 7-5
• Barbora Krejcikova beat Victoria Mboko (22): 6-3, 6-2
• Anastasia Pavlyuchenkova beat Dayana Yastremska (30): 6-7 (5), 7-6 (5), 6-4
• Yulia Putintseva beat Elisabetta Cocciaretto: 6-4, 7-6 (4)
• Diane Parry beat Petra Kvitova: 6-1, 6-0
• Priscilla Hon (Q) beat Leolia Jeanjean: 6-3, 7-5
• Liudmila Samsonova (17) beat Yue Yuan: 2-6, 6-4, 6-4
• Jessica Pegula (4) beat Mayar Sherif: 6-0, 6-4
• Victoria Azarenka beat Hina Inoue (Q): 7-6, 6-4
• Jasmine Paolini (7) beat Destanee Aiava (Q): 6-2, 7-6 (4)
• Anna Blinkova beat Yuliia Starodubtseva: 6-3, 6-1
• Belinda Bencic (16) beat Shuai Zhang (Q): 6-3, 6-3
• Anastasia Potapova beat Lin Zhu: 6-4, 4-6, 6-2
• Emma Navarro (10) beat Yafan Wang: 7-6 (9), 6-3
• Lulu Sun beat Camila Osorio: 6-4, 2-6, 6-0
• Jelena Ostapenko (25) beat Xiyu Wang (Q): 6-4, 6-3
• Catherine McNally (WC) beat Jil Teichmann: 6-2, 6-2
• Aryna Sabalenka (1) beat Rebeka Masarova: 7-5, 6-1
• Alexandra Eala beat Clara Tauson (14): 6-3, 2-6, 7-6 (11)
• Moyuka Uchijima beat Olga Danilovic: 7-6 (2), 4-6, 7-6 (9)
• Janice Tjen (Q) beat Veronika Kudermetova (24): 6-4, 4-6, 6-4
• Leylah Fernandez (31) beat Rebecca Marino (Q): 6-2, 6-1
• Marketa Vondrousova beat Oksana Selekhmeteva (Q): 6-3, 7-6 (3)
• Emma Raducanu beat Ena Shibahara (Q): 6-1, 6-2
• Polina Kudermetova beat Nuria Parrizas Diaz: 2-2 ret.
• McCartney Kessler (32) beat Magda Linette: 7-5, 7-5
• Tereza Valentova (Q) beat Lucia Bronzetti: 6-3, 3-6, 6-4