Tennis - Del Potro suffers fractured kneecap after fall

FILE PHOTO: Tennis - Shanghai Masters - Shanghai, China - October 11, 2018 - Juan Martin del Potro of Argentina in action against Borna Coric of Croatia. REUTERS/Aly Song

(Reuters) - U.S. Open runner-up Juan Martin del Potro has suffered a fractured right kneecap following his fall during a match in Shanghai this week, his spokesman said in a statement on Sunday.

Del Potro, who has been unlucky with injuries throughout his career, retired from his round-of-16 match against Borna Coric on Thursday after falling heavily.