Miami Open: Collins races through to last 16

American Danielle Collins beat Russian Elina Avanesyan 6-1, 6-2 to move into the last 16 of the Miami Open at the Hard Rock Stadium on Sunday night.

Collins, ranked No 53, will face Romanian Sorana Cirstea, the No 19 seed, next.

The American won against lucky loser Bernarda Pera (3-6, 6-1, 6-1) and Russian Anastasia Potapova, the No 30 seed (6-2, 6-2) earlier in the tournament.

In the previous rounds of the Miami tournament, Avanesyan, ranked No 65, defeated wildcard Erika Andreeva (6-0, 3-6, 6-1) and Tunisian Ons Jabeur, the No 6 seed (6-1, 4-6, 6-3).

Miami WTA 1000, other third-round results (Hard Rock Stadium, hard, USD 8.770.480, most recent results first):

• Iga Swiatek vs. Linda Noskova
• Caroline Garcia (23) beat Naomi Osaka: 7-6 (4), 7-5
• Jessica Pegula (5) beat Leylah Fernandez (31): 7-5, 6-4
• Ekaterina Alexandrova (14) beat Anastasia Pavlyuchenkova (21): 6-4, 3-6, 6-3
• Coco Gauff (3) beat Oceane Dodin (LL): 6-4, 6-0
• Emma Navarro (20) beat Jasmine Paolini (12): 6-2, 3-6, 6-0
• Sorana Cirstea beat Daria Kasatkina (10): 7-5, 6-2
• Katie Boulter (24) beat Beatriz Haddad Maia (11): 6-2, 6-3
• Anna Kalinskaya (22) beat Jelena Ostapenko (9): 6-3, 6-1
• Anhelina Kalinina (32) beat Aryna Sabalenka (2): 6-4, 1-6, 6-1
• Yulia Putintseva beat Greet Minnen (LL): 6-2, 2-6, 6-4
• Elena Rybakina (4) beat Taylor Townsend (Q): 6-3, 6-7 (3), 6-4
• Madison Keys (17) beat Xinyu Wang: 6-4, 7-6 (5)
• Maria Sakkari (8) beat Dayana Yastremska (28): 7-5, 6-4
• Victoria Azarenka (27) beat Qinwen Zheng (7): 6-4, 7-5