Olympics | Feature: Carolina Marin's Olympic hopes dashed by knee injury in Paris showdown

PARIS, Aug. 4 (Xinhua) -- Carolina Marin, the tenacious Spanish badminton star, donned her knee brace and stepped back onto the court, signaling her contender, He Bingjiao, to resume their semifinal match.

Despite her valiant efforts, after a few rallies, Marin collapsed to her knees by the sidelines, unable to continue.

In Sunday's women's singles semifinal at the Porte de La Chapelle Arena, Marin, who h