Naomi Osaka’s stellar run continues with quarter-final win over Karolina Muchova

Naomi Osaka clenches her fist after a hard fought victory. Picture: Adam Hunger/AP

Naomi Osaka’s grand slam resurgence continued with victory over Karolina Muchova in the US Open quarter-finals.

The four-time grand slam champion has reminded the tennis world of her prodigious talent at Flushing Meadows this year, swatting aside Coco Gauff in the fourth round.