WTA Finals: Sabalenka stunned by Andreeva as Svitolina battles back vs Muchova World No 3 Mirra Andreeva booked her place in the semi-finals of the WTA Finals with a stunning 6-4 6-0 win over Aryna Sabalenka on Wednesday, while Elina Svitolina battled back to beat Karolina Muchova and keep her hopes alive. Read the full story at Sky Sports: https://www.skysports.com/tennis/news/12040/13611153/wta-finals-aryna-sabalenka-stunned-by-mirra-andreeva-as-elina-svitolina-battles-back-vs-karolina-muchova-at-indian-wells