Adelaide Open: Bencic makes second round

Swiss qualifier Belinda Bencic reached the second round of the Adelaide Open when Russian Anna Kalinskaya, the No 7 seed, retired at the Memorial Drive Tennis Park on Tuesday.

Bencic, ranked No 421, led 6-2, 1-0 when Kalinskaya, ranked No 14, pulled out.

The Swiss will play Russian Liudmila Samsonova next.

Adelaide WTA 500, other first-round results (Memorial Drive Tennis Park, hard, USD 1.064.510, most recent results first):

• Danielle Collins vs. Ons Jabeur
• Marta Kostyuk vs. Ashlyn Krueger
• Diana Shnaider (6) beat Katerina Siniakova (Q): 6-3, 0-6, 6-0
• Jelena Ostapenko (8) beat Magdalena Frech: 4-6, 6-1, 6-1
• Liudmila Samsonova beat Marie Bouzkova (Q): 1-6, 6-4, 6-1
• Maria Sakkari (LL) beat Linda Noskova: 6-3, 6-3
• Madison Keys beat Beatriz Haddad Maia: 6-2, 6-1
• Paula Badosa (5) beat Peyton Stearns (Q): 6-7 (5), 6-3, 7-5
• Marketa Vondrousova beat Anastasia Pavlyuchenkova: 6-4, 6-7 (4), 6-2
• Daria Kasatkina (3) beat Olivia Gadecki (WC): 6-2, 6-3
• Ekaterina Alexandrova beat Leylah Fernandez (Q): 6-4, 3-6, 6-2
• Emerson Jones (WC) beat Xinyu Wang (Q): 6-4, 6-0
• Yulia Putintseva beat Donna Vekic: 6-2, 6-3

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