Porsche Grand Prix: Potapova books spot in last 16, may face Gauff next

Russian Anastasia Potapova moved into the last 16 of the Porsche Grand Prix by beating Croat qualifier Petra Martic 6-3, 3-6, 7-6 (4) at the Porsche-Arena in Stuttgart on Tuesday.

Potapova, ranked No 24, will play the winner of the match between American Coco Gauff, the No 5 seed, and Russian Veronika Kudermetova next.

Stuttgart WTA 500, other 32 results (Porsche-Arena, EUR 780.637, most recent results first):

• Jule Niemeier vs. Elena Rybakina
• Coco Gauff vs. Veronika Kudermetova
• Karolina Pliskova vs. Maria Sakkari
• Barbora Krejcikova vs. Liudmila Samsonova
• Jelena Ostapenko vs. Emma Raducanu
• Tatjana Maria vs. Ylena In-Albon: tuesday
• Paula Badosa (WC) beat Daria Kasatkina (7): 6-1, 6-1
• Beatriz Haddad Maia beat Martina Trevisan: 7-5, 1-1 ret.
• Donna Vekic beat Ekaterina Alexandrova: 7-6 (7), 7-6 (5)
• Cristina Bucsa (Q) beat Tamara Korpatsch (Q): 3-6, 6-4, 6-0
• Qinwen Zheng beat Alycia Parks (LL): 6-4, 6-4