Resurgent Zheng Qinwen takes positives from storming US Open run

Zheng Qinwen’s storming run through qualifying to the US Open quarter-finals has the 2024 Olympic gold medallist finally feeling like a force on the court again.

The Chinese star fell in three sets to Elena Rybakina on Wednesday, but her time in New York was a leap in the right direction for the former world No 4.

After her lengthy recovery from elbow surgery last year was followed by a string indifferent results, Zheng’s ranking dropped so low that she had to come through three qualifying...