Beijing half marathon winner stripped of medal after video shows competitors allowing Chinese runner to win

He Jie, China's top long-distance runner, was stripped of his first-place medal from the Mengniu Beijing Half Marathon on Friday after an investigation concluded that three other runners from Africa had purposely slowed down to let him pass. 

Organizers announced the decision after footage from the race went viral over the weekend. Video evidence from the final moments of the race showed He trailing behind Kenya's Robert Keter and Willy Mnangat and Ethiopia's Dejene Hailu. 

Mnangat...