US Open: Muchova defeats home favourite Volynets to reach second round

Karolina Muchova battled through a tight straight sets match against American Katie Volynets 6-3, 7-5 to move into the second round of the US Open on Tuesday afternoon.

Muchova, ranked No 52, will play the winner of the match between Latvian Jelena Ostapenko, the No 10 seed, and Japanese wildcard Naomi Osaka next.

New York (Grand Slam), other first-round results (USTA Billie Jean King National Tennis Center, hard, USD 75.000.000, most recent results first):

• Shelby Rogers vs. Jessica Pegula
• Bianca Andreescu vs. Jasmine Paolini
• Emma Raducanu vs. Sofia Kenin
• Mayar Sherif vs. Karolina Pliskova
• Anastasia Potapova vs. Leylah Fernandez
• Beatriz Haddad Maia vs. Elina Avanesyan
• Nadia Podoroska vs. Diana Shnaider
• Qiang Wang vs. Liudmila Samsonova
• Eva Lys vs. Marie Bouzkova
• Lauren Davis vs. Anna Kalinskaya
• Sara Sorribes Tormo vs. Alexa Noel
• Xinyu Wang vs. Arina Rodionova
• Yulia Putintseva vs. Linda Noskova
• Brenda Fruhvirtova vs. Varvara Lepchenko
• Anna Bondar vs. Bernarda Pera
• Anna Karolina Schmiedlova vs. Clara Tauson
• Jelena Ostapenko vs. Naomi Osaka
• Renata Zarazua vs. Caroline Garcia
• Caroline Wozniacki vs. Nao Hibino
• Elena Rybakina vs. Destanee Aiava
• Jessica Bouzas Maneiro vs. Petra Martic
• Mirra Andreeva vs. Camila Osorio
• Elisabetta Cocciaretto vs. Kateryna Baindl
• Iga Swiatek vs. Kamilla Rakhimova: tuesday
• Shuai Zhang vs. Ashlyn Krueger: tuesday
• Jessika Ponchet (Q) beat Saisai Zheng: 6-4, 6-1
• Anastasia Pavlyuchenkova (25) beat Taylah Preston (WC): 6-2, 6-0
• Cristina Bucsa vs. Sara Errani: tuesday
• Danielle Collins vs. Caroline Dolehide: tuesday
• Daria Saville vs. Ena Shibahara: tuesday
• Katie Boulter vs. Aliaksandra Sasnovich: tuesday
• Aryna Sabalenka (2) beat Priscilla Hon (Q): 6-3, 6-3
• Lucia Bronzetti beat Lulu Sun: 6-3 ret.
• Ekaterina Alexandrova (29) beat Viktoriya Tomova: 6-7 (4), 6-0, 7-5
• Elena-Gabriela Ruse (Q) beat Julia Grabher: 6-2, 6-4
• Harriet Dart beat Chloe Paquet (WC): 6-1, 6-2
• Clara Burel beat Sloane Stephens: 0-6, 7-5, 7-5
• Victoria Azarenka (20) beat Yulia Starodubtseva (Q): 3-6, 6-1, 6-1
• Emma Navarro (13) beat Anna Blinkova: 6-1, 6-1
• Barbora Krejcikova (8) beat Marina Bassols Ribera (Q): 7-6 (3), 6-2
• Iva Jovic (WC) beat Magda Linette: 6-4, 6-3
• Marta Kostyuk (19) beat McCartney Kessler (WC): 6-2, 6-3
• Arantxa Rus beat Ana Bogdan: 6-4, 7-6 (5)
• Ajla Tomljanovic beat Ann Li (Q): 6-4, 6-4
• Madison Keys (14) beat Katerina Siniakova: 6-4, 6-1
• Elise Mertens (33) beat Veronika Kudermetova: 3-6, 6-4, 6-3
• Taylor Townsend beat Martina Trevisan: 6-2, 7-5
• Peyton Stearns beat Lesia Tsurenko: 6-1, 7-5
• Moyuka Uchijima beat Tamara Korpatsch: 3-6, 6-3, 6-4
• Maya Joint (Q) beat Laura Siegemund: 6-4, 7-5
• Coco Gauff (3) beat Varvara Gracheva: 6-2, 6-0
• Tatjana Maria beat Solana Sierra (Q): 6-2, 6-3
• Paula Badosa (26) beat Viktorija Golubic: 6-0, 6-3
• Anhelina Kalinina beat Oceane Dodin: 6-1, 3-6, 6-1
• Greet Minnen beat Magdalena Frech: 7-5, 7-5
• Erika Andreeva beat Yue Yuan: 6-3, 7-6 (7)
• Donna Vekic (24) beat Kimberly Birrell (Q): 6-4, 6-4
• Jule Niemeier beat Dayana Yastremska (32): 6-4, 6-7 (3), 6-4
• Qinwen Zheng (7) beat Amanda Anisimova (WC): 4-6, 6-4, 6-2
• Elina Svitolina (27) beat Maria Lourdes Carle: 3-6, 6-3, 6-4
• Yafan Wang beat Maria Sakkari (9): 6-2 ret.
• Diane Parry beat Xiyu Wang: 7-6 (2), 7-6 (5)
• Daria Kasatkina (12) beat Jaqueline Cristian: 6-2, 6-4