Ostrava Open: Kvitova makes second round

Czech wildcard Petra Kvitova edged out American qualifier Bernarda Pera 6-3, 2-6, 6-4 to advance to the second round of the Ostrava Open at the Ostravar Aréna on Monday.

Kvitova, ranked No 20, will play second seed Paula Badosa next.

Ostrava WTA 500, other first-round results:

• Shelby Rogers vs. Barbora Krejcikova
• Karolina Muchova vs. Beatriz Haddad Maia
• Belinda Bencic vs. Eugenie Bouchard
• Alycia Parks vs. Karolina Pliskova
• Emma Raducanu vs. Daria Kasatkina
• Jelena Ostapenko vs. Aliaksandra Sasnovich
• Anna Blinkova vs. Catherine McNally
• Jil Teichmann vs. Tereza Martincova
• Elena Rybakina beat Madison Keys: 5-7, 6-3, 6-3
• Ekaterina Alexandrova beat Victoria Azarenka: 6-4, 4-6, 6-2
• Ajla Tomljanovic (Q) beat Shuai Zhang: 6-3, 6-3