Dubai Duty Free Championships: Kostyuk moves into second round

Ukrainian wildcard Marta Kostyuk reached the second round of the Dubai Duty Free Championships by winning against Turk wildcard Ipek Oz 4-6, 6-4, 6-2 at The Aviation Club Tennis Centre on Sunday evening.

Kostyuk, ranked No 55, will face No 8 seed Belinda Bencic next.

Dubai WTA 1000, other first-round results (The Aviation Club Tennis Centre, hard, USD 2.788.468, most recent results first):

• Elena Rybakina vs. Bianca Andreescu
• Jelena Ostapenko vs. Katarina Zavatska
• Ekaterina Alexandrova vs. Shelby Rogers
• Petra Martic vs. Yulia Putintseva
• Aliaksandra Sasnovich vs. Rebeka Masarova
• Anastasia Pavlyuchenkova vs. Victoria Azarenka
• Jil Teichmann vs. Anastasia Potapova
• Karolina Muchova vs. Bernarda Pera
• Karolina Pliskova vs. Marketa Vondrousova
• Laura Siegemund vs. Ana Bogdan
• Sorana Cirstea vs. Beatriz Haddad Maia
• Veronika Kudermetova vs. Anhelina Kalinina
• Leylah Fernandez beat Julia Grabher (Q): 6-4, 6-2
• Linda Fruhvirtova (WC) beat Danielle Collins: 6-3, 6-4
• Amanda Anisimova beat Vera Zvonareva (WC): 6-3, 6-2
• Viktoriya Tomova (Q) beat Kaia Kanepi: 6-3, 6-1
• Liudmila Samsonova (14) beat Paula Badosa: 6-7 (3), 7-6 (5), 6-4
• Marie Bouzkova beat Sofia Kenin (WC): 6-1, 6-1
• Qinwen Zheng beat Shuai Zhang: 6-3, 6-1
• Petra Kvitova (12) beat Martina Trevisan: 6-2, 6-1
• Barbora Krejcikova beat Irina-Camelia Begu: 6-4, 6-2
• Madison Keys beat Jasmine Paolini (Q): 6-1, 6-1
• Dayana Yastremska (Q) beat Alize Cornet: 6-2, 6-3