Ostrava Open: Muchova upsets Haddad Maia to advance to second round

Czech wildcard Karolina Muchova won against Brazilian Beatriz Haddad Maia, the No 7 seed, 6-4, 6-4 to advance to the second round of the Ostrava Open at the Ostravar Aréna on Wednesday.

Muchova, ranked No 189, will play American qualifier Caty McNally next.

Ostrava WTA 500, other first-round results (Ostravar Aréna, hard, USD 757.900, most recent results first):

• Barbora Krejcikova beat Shelby Rogers: 6-2, 6-2
• Belinda Bencic (6) beat Eugenie Bouchard (Q): 6-7 (7), 6-1, 6-4
• Alycia Parks (Q) beat Karolina Pliskova: 6-0, 7-6 (3)
• Daria Kasatkina (5) beat Emma Raducanu: 7-5, 6-4
• Aliaksandra Sasnovich beat Jelena Ostapenko (8): 6-2, 6-2
• Catherine McNally beat Anna Blinkova (Q): 6-1, 6-2
• Tereza Martincova (WC) beat Jil Teichmann: 7-6 (1), 7-6 (5)
• Petra Kvitova (WC) beat Bernarda Pera (Q): 6-3, 2-6, 6-4
• 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