Dubai Open: Wildcard Sun through to second round after Badosa retirement

Swiss wildcard Lulu Sun reached the second round of the Dubai Open when Spaniard Paula Badosa retired on Monday evening at The Aviation Club Tennis Centre.

Sun, ranked No 181, led 6-4 when Badosa, ranked No 74, pulled out on Monday evening at The Aviation Club Tennis Centre.

The 22-year-old Swiss will play Latvian Jelena Ostapenko, the No 9 seed, next.

Dubai WTA 1000, other first-round results (The Aviation Club Tennis Centre, hard, USD 3.211.715, most recent results first):

• Daria Kasatkina vs. Lucia Bronzetti
• Anhelina Kalinina vs. Elina Svitolina: monday
• Liudmila Samsonova (12) beat Viktoriya Tomova (Q): 7-6 (2), 6-3
• Veronika Kudermetova (13) beat Dayana Yastremska (WC): 6-0, 1-6, 6-0
• Jelena Ostapenko beat Xiyu Wang (Q): 5-7, 6-2, 6-3
• Anastasia Pavlyuchenkova beat Marie Bouzkova: 6-4, 6-3
• Karolina Pliskova beat Shuai Zhang (WC): 6-3, 7-5
• Anastasia Potapova beat Lin Zhu: 4-6, 6-2, 6-4
• Victoria Azarenka beat Arantxa Rus: 6-2, 6-4
• Petra Martic beat Caroline Dolehide: 6-4, 7-6 (4)
• Leylah Fernandez beat Bernarda Pera (Q): 6-3, 6-2
• Sorana Cirstea beat Sofia Kenin: 6-3, 7-6 (2)
• Ashlyn Krueger (WC) beat Caroline Garcia (16): 3-6, 6-3, 6-3
• Elisabetta Cocciaretto (LL) beat Elise Mertens: 1-6, 6-3, 7-6 (3)
• Sloane Stephens beat Clara Burel (Q): 6-4, 1-6, 6-2
• Jasmine Paolini beat Beatriz Haddad Maia (11): 4-6, 6-4, 6-0
• Anna Kalinskaya (Q) beat Storm Hunter (Q): 6-1, 6-2
• Emma Navarro beat Katerina Siniakova: 4-6, 7-5, 6-4
• Donna Vekic beat Xinyu Wang: 6-2, 6-4
• Nao Hibino (Q) beat Magda Linette: 6-2, 3-6, 6-4
• Peyton Stearns beat Mirra Andreeva: 6-2, 2-6, 6-1
• Magdalena Frech (Q) beat Ekaterina Alexandrova (14): 7-6 (2), 6-3
• Tatjana Maria beat Varvara Gracheva: 6-2, 6-1