British number two Emma Raducanu retired from her Korea Open quarter-final against Daria Kasatkina with an injury to her left foot.
Britain's Raducanu struggled to serve with her injured left foot, her landing leg, as she played on after a medical timeout, ...
The 21-year-old had treatment on the same foot during her last-16 win over China's Yuan Yue on Thursday. Raducanu, ranked ...