Australian Open: Kostyuk moves into second round, faces Mertens next

Ukrainian Marta Kostyuk advanced to the second round of the Australian Open by beating American Claire Liu 6-3, 4-6, 6-1 at Melbourne Park on Monday.

Kostyuk, ranked No 37, will play Belgian Elise Mertens, the No 25 seed, next.

Melbourne (Grand Slam), other first-round results (Melbourne Park, hard, USD 58.910.000, most recent results first):

• Rebecca Marino vs. Jessica Pegula
• Elena Rybakina vs. Karolina Pliskova
• Petra Martic vs. Ajla Tomljanovic
• Emma Raducanu vs. Shelby Rogers
• Qinwen Zheng vs. Ashlyn Krueger
• Yafan Wang vs. Sorana Cirstea
• Aleksandra Krunic vs. Clara Burel
• Katie Boulter vs. Yue Yuan
• Cristina Bucsa vs. Anna Blinkova
• Jelena Ostapenko vs. Kimberly Birrell
• Camila Giorgi vs. Victoria Azarenka
• Lin Zhu vs. Oceane Dodin
• Emma Navarro vs. Xiyu Wang
• Greet Minnen vs. Clara Tauson
• Danielle Collins vs. Angelique Kerber
• Iga Swiatek vs. Sofia Kenin
• Renata Zarazua vs. Martina Trevisan
• Peyton Stearns vs. Daria Kasatkina
• Sloane Stephens vs. Olivia Gadecki
• Elisabetta Cocciaretto vs. Lulu Sun
• Caroline Garcia vs. Naomi Osaka
• Ons Jabeur vs. Yulia Starodubtseva
• Anhelina Kalinina vs. Arantxa Rus
• Mirra Andreeva vs. Bernarda Pera
• Yulia Putintseva vs. Anastasia Zakharova
• Anna Kalinskaya vs. Katie Volynets
• Viktorija Golubic vs. Veronika Kudermetova
• Taylor Townsend vs. Paula Badosa
• Linda Fruhvirtova vs. Beatriz Haddad Maia
• Jaqueline Cristian vs. Katerina Siniakova: monday
• Elise Mertens beat Mayar Sherif: 6-2, 2-0 ret.
• Magdalena Frech vs. Daria Saville: monday
• Anastasia Pavlyuchenkova vs. Donna Vekic: monday
• Jasmine Paolini (26) beat Diana Shnaider: 6-3, 6-4
• Rebeka Masarova beat Aliaksandra Sasnovich: 6-3, 6-4
• Mccartney Kessler (WC) beat Fiona Ferro (Q): 3-6, 6-3, 6-2
• Tatjana Maria beat Camila Osorio: 7-5, 6-7 (4), 6-4
• Laura Siegemund beat Ekaterina Alexandrova (17): 6-2, 3-6, 7-6 (9)
• Kaja Juvan beat Anastasia Potapova (23): 6-1, 6-4
• Coco Gauff (4) beat Anna Karolina Schmiedlova: 6-3, 6-0
• Dayana Yastremska (Q) beat Marketa Vondrousova (7): 6-1, 6-2
• Nadia Podoroska beat Tamara Zidansek: 6-1, 6-0
• Storm Hunter (Q) beat Sara Errani: 6-4, 6-3
• Varvara Gracheva beat Yanina Wickmayer: 6-3, 6-4
• Viktoriya Tomova beat Kayla Day: 6-4, 6-2
• Elina Svitolina (19) beat Taylah Preston (WC): 6-2, 6-2
• Linda Noskova beat Marie Bouzkova (31): 6-1, 7-5
• Aryna Sabalenka (2) beat Ella Seidel (Q): 6-0, 6-1
• Caroline Wozniacki (WC) beat Magda Linette (20): 6-2, 2-0 ret.
• Caroline Dolehide beat Leolia Jeanjean (Q): 6-2, 6-4
• Alina Korneeva (Q) beat Sara Sorribes Tormo: 4-6, 6-3, 6-2
• Amanda Anisimova beat Liudmila Samsonova (13): 6-3, 6-4
• Diane Parry beat Xinyu Wang (30): 6-3, 2-6, 6-3
• Maria Sakkari (8) beat Nao Hibino: 6-4, 6-1
• Brenda Fruhvirtova (Q) beat Ana Bogdan: 2-6, 6-4, 6-3
• Maria Timofeeva (Q) beat Alize Cornet (WC): 6-2, 6-4
• Alycia Parks beat Daria Snigur (Q): 2-6, 6-2, 6-4
• Tamara Korpatsch beat Jodie Burrage: 2-6, 6-3, 6-0
• Elina Avanesyan beat Zhuoxuan Bai: 4-6, 7-5, 6-2
• Barbora Krejcikova (9) beat Mai Hontama (WC): 2-6, 6-4, 6-3
• Lesia Tsurenko (28) beat Lucia Bronzetti: 3-6, 7-5, 6-3
• Kamilla Rakhimova beat Emina Bektas: 6-4, 6-4
• Leylah Fernandez (32) beat Sara Bejlek (Q): 7-6 (5), 6-2