Aryna Sabalenka began her WTA Finals campaign with a challenging win over Karolina Muchova, a match marked by the world No. 2's inconsistent serving.
Despite facing difficulties with her serve throughout the contest, Sabalenka managed to clinch the victory against Muchova. The match highlighted Sabalenka's ability to battle through adversity, even when her typically powerful serve was not at its best. Further details on the match statistics and the specific challenges Sabalenka encountered with her serve were not immediately available.