Niemeier sees off Putintseva in second round at US Open

German Jule Niemeier advanced to the third round of the US Open by defeating Kazakh Yulia Putintseva 6-4, 6-3 at the USTA Billie Jean King National Tennis Center in New York City on Thursday.

Niemeier, ranked No 108, quarter-finalist at Wimbledon this year, will face the winner of the match between Russian Anastasia Potapova and Chinese Qinwen Zheng next.

The German won against American wildcard Sofia Kenin (7-6 (3), 6-4) ahead of her victory. Putintseva, ranked No 38, beat American Amanda Anisimova, the No 24 seed (6-3, 6-3).

US Open, New York City (Grand Slam), other second-round results

• Iga Swiatek (1) beat Sloane Stephens: 6-3, 6-2
• Jessica Pegula (8) beat Aliaksandra Sasnovich: 6-4, 6-4
• Belinda Bencic (13) beat Sorana Cirstea: 3-6, 7-5, 6-2
• Victoria Azarenka (26) beat Marta Kostyuk: 6-2, 6-3
• Lauren Davis beat Ekaterina Alexandrova (28): 0-6, 6-4, 7-6 (5)
• Bianca Andreescu beat Beatriz Haddad Maia (15): 6-2, 6-4
• Liudmila Samsonova beat Leylah Fernandez (14): 6-3, 7-6 (3)
• Aleksandra Krunic beat Barbora Krejcikova (23): 2-6, 6-4, 6-2
• Serena Williams beat Anett Kontaveit (2): 7-6 (4), 2-6, 6-2
• Ajla Tomljanovic beat Evgeniya Rodina: 1-6, 6-2, 7-5
• Caroline Garcia (17) beat Anna Kalinskaya: 6-3, 6-1
• Coco Gauff (12) beat Elena-Gabriela Ruse: 6-2, 7-6 (4)
• Dalma Galfi beat Harriet Dart: 6-4, 6-0
• Veronika Kudermetova (18) beat Maryna Zanevska: 6-2, 6-3
• Rebecca Marino beat Daria Snigur (Q): 6-3, 7-6 (5)
• Madison Keys (20) beat Camila Giorgi: 6-4, 5-7, 7-6 (6)
• Shuai Zhang beat Anna Karolina Schmiedlova: 7-5, 6-1
• Alison Riske-Amritraj (29) beat Camila Osorio: 6-4, 6-7 (5), 7-6 (5)
• Ons Jabeur (5) beat Elizabeth Mandlik (WC): 7-5, 6-2
• Xiyu Wang beat Maria Sakkari (3): 3-6, 7-5, 7-5
• Shelby Rogers (31) beat Viktoria Kuzmova (Q): 7-5, 6-1