John McEnroe says no one from the current group of players understands Wimbledon's grass better than Novak Djokovic, and considering that the green stuff is not Jannik Sinner's top surface, the American tennis icon is backing the Serb to beat the world No. 1 in their upcoming semifinal.

Novak Djokovic lay motionless face down on Centre Court's worn baseline for five seconds after a dramatic fall whilst playing against Flavio Cobolli at Wimbledon on Wednesday. The crowd gasped before falling silent as chair umpire Eva Asderaki-Moore and Cobolli himself checked on the champion.