Zheng Qinwen erases another 5-0 deficit to stun Swiatek and reach US Open quarter-finals

Zheng makes astonishing recovery to win 7-5, 6-3 French Open champion Andreeva beats Potapova The most important takeaway from 12 days at the US Open is simple: do not, by any means, lead 5-0 against Zheng Qinwen. No scoreline is as hazardous. On Friday, the former Australian Open champion Madison Keys learned this les