Zhengzhou Open: Eighth seed Kasatkina moves into second round

Russian Daria Kasatkina, the No 8 seed, defeated Hungarian lucky loser Timea Babos 6-1, 7-6 (7) to reach the second round of the Zhengzhou Open at Zhongyuan Tennis Training Base Management Center on Tuesday afternoon.

Kasatkina, ranked No 12, will play Chinese wildcard Zhuoxuan Bai next.

Zhengzhou WTA 500, other first-round results (Zhongyuan Tennis Training Base Management Center, hard, USD 780.637, most recent results first):

• Zhuoxuan Bai beat Tamara Korpatsch (LL): 1-6, 7-6 (3), 6-1
• Laura Siegemund (Q) beat Lin Zhu: 6-2, 6-3
• Liudmila Samsonova (11) beat Tatjana Maria: 6-3, 6-3
• Petra Martic beat Magda Linette: 7-6 (5), 6-1
• Vera Zvonareva (Q) beat Veronika Kudermetova (9): 6-2, 7-6 (5)
• Anhelina Kalinina beat Ellen Perez (Q): 6-1, 6-3
• Qinwen Zheng beat Kateryna Volodko (Q): 6-4, 6-3
• Lesia Tsurenko (Q) beat Diana Shnaider (LL): 6-4, 6-2
• Jasmine Paolini beat Moyuka Uchijima (LL): 6-2, 6-3
• Lucia Bronzetti beat Hanyu Guo (WC): 7-5, 6-1
• Donna Vekic (10) beat Nao Hibino (Q): 6-4, 6-2