Russian Ekaterina Alexandrova, the No 13 seed, won against German Laura Siegemund 6-0, 6-1 to move into the last 16 of the US Open at the USTA Billie Jean King National Tennis Center in New York on Saturday.
Alexandrova, ranked No 14, will play the winner of the match between Russian Anna Kalinskaya, the No 29 seed, and Pole Iga Swiatek, the second seed, next.-4, 6-2) and Russian Diana Shnaider, the No 20 seed (7-6 (3), 2-6, 6-3) earlier in the tournament.
New York (Grand Slam), other third-round results (USTA Billie Jean King National Tennis Center, hard, USD 90.000.000, most recent results first):
Beatriz Haddad Maia vs. Maria Sakkari
Anna Kalinskaya vs. Iga Swiatek
Amanda Anisimova vs. Jaqueline Cristian: saturday
Naomi Osaka (23) beat Daria Kasatkina (15): 6-0, 4-6, 6-3
Marta Kostyuk (27) beat Diane Parry: 3-6, 6-4, 6-2
Coco Gauff (3) beat Magdalena Frech (28): 6-3, 6-1
Karolina Muchova (11) beat Linda Noskova (21): 6-7 (5), 6-4, 6-2
Taylor Townsend beat Mirra Andreeva (5): 7-5, 6-2
Aryna Sabalenka (1) beat Leylah Fernandez (31): 6-3, 7-6 (2)
Barbora Krejcikova beat Emma Navarro (10): 4-6, 6-4, 6-4
Ann Li beat Priscilla Hon (Q): 7-5, 6-3
Cristina Bucsa beat Elise Mertens (19): 3-6, 7-5, 6-3
Jessica Pegula (4) beat Victoria Azarenka: 6-1, 7-5
Marketa Vondrousova beat Jasmine Paolini (7): 7-6 (4), 6-1
Elena Rybakina (9) beat Emma Raducanu: 6-1, 6-2