SHANGHAI: World No. 204 Valentin Vacherot pulled off one of tennis’s biggest shocks by beating Novak Djokovic 6-3, 6-4 in the Shanghai Masters semi-final on Saturday. Djokovic, clearly struggling with illness, was treated several times courtside and even vomited during the match. Despite breaking early, the 38-year-old Serbian could not keep up physically as Vacherot, […]