Zheng Qinwen fights back from 5-0 down in the deciding set and stares down match point to stun American 22nd seed Madison Keys.

Today at the U.S. Open, Zheng Qinwen was down 0-5 in the third and deciding set against Madison Keys. She won the match. A lot of people who don’t know a lot about tennis will look at that scoreline and reach for the easiest explanation: Keys imploded.

Qinwen Zheng made a stunning comeback from a 5-0 deficit to defeat Madison Keys at the US Open, marking her return after injury struggles.

China's Zheng Qinwen recovered from 5-0 down in the deciding set to beat American ​Madison Keys 1-6 7-6(3) 7-5 in the U.S. Open third round on Saturday as she battles back from a chronic right elbow injury that has stunted her career.

Zheng Qinwen overcame elbow surgery and self-doubt to reach the fourth round at the U.S. Open, reigniting her passion for tennis after recovering physically and mentally through dedicated training. Her journey saw her upset former finalist Madison Keys,