Jack Draper was forced to retire from his Japan Open quarter-final clash against Ugo Humbert due to an apparent abdominal injury.

Jack Draper retired injured from his quarter-final clash with France's Ugo Humbert at the Japan Open.

Jack Draper retires injured in Japan Open quarter-final clash with Ugo Humbert - The British number one received on-court treatment for an apparent abdominal issue.

France's Ugo Humbert advanced to the Japan Open semi-finals on Sunday after his British opponent Jack Draper retired early in the second set.

World number 20 Draper took a medical time out early in the second set to receive treatment on his abdominal area. He tried to continue before retiring. Humbert will face the Czec

Jack Draper retired from his Japan Open quarter-final against Ugo Humbert after appearing to struggle with an abdominal injury. The US Open semi-finalist trailed 7-5 2-1 to the Frenchman and was serving when he pulled up during a point.