No. 3 seed Zheng Qinwen came from 2-0 down in the third set to defeat No. 13 seed Elise Mertens in the Credit One Charleston Open third round, advancing to her third straight quarterfinal in 2025.
Source: https://www.wtatennis.com/videos/4243475/zheng-escapes-mertens-from-a-third-set-break-down-in-charleston