Zheng Qinwen wins a set from 5-0 down for the second successive match as she shocks Iga Swiatek to reach the US Open quarter-finals.
Zheng's only win in eight previous meetings against Swiatek was in the semi-finals of the 2024 Olympics on her way to singles gold in Paris.
She will discover her quarter-final opponent later on Mon… [+1130 chars]
She will discover her quarter-final opponent later on Mon… [+1130 chars]