Kostyuk gir opp kampen i Ningbo og gir Muchova plass i WTA-finalen

Marta Kostyuk måtte bryte kampen i Ningbo. Dermed sikrer Karolina Muchova plass i WTA Finals.

Kilde: https://www.espn.com/tennis/story/_/id/50237865/kostyuk-retires-ningbo-match-hands-muchova-wta-finals-slot