Pegula keeps WTA Finals semi-final hopes alive with straight-sets win over Kostyuk
- Pegula beat Kostyuk 6-2, 7-5.
- Noskova reached the semi-finals on her debut.
- Gauff and Pegula will vie for the final group place.
Jessica Pegula beat Marta Kostyuk 6-2, 7-5 at the WTA Finals, eliminating the Ukrainian from semi-final contention and keeping her own hopes alive. Linda Noskova also defeated Coco Gauff 6-3, 6-3 to secure a place in the last four, leaving Gauff and Pegula competing for the group’s remaining…