Back from the brink: Kostyuk saves five match points in victory over Zheng
With increasingly bold play, Marta Kostyuk saved five match points at 5-4 in the third set of her Porsche Tennis Grand Prix match against Zheng Qinwen on Thursday night. Kostyuk eventually pulled off a 6-2, 4-6, 7-5 win over No.5 seed Zheng to make the quarterfinals.