Djokovic slipped on the grass Wednesday after a forehand attempt led to a return from Cobolli that hit the net cord and made Djokovic lean to his left. His leg then bent awkwardly on the turf at the All England Lawn and Tennis Club.

Novak Djokovic cancels practice on Thursday ahead of semifinals following slip in quarterfinal match with Cobolli.

Novak Djokovic has cancelled a Wimbledon training session after suffering a nasty fall during his quarter-final win over Flavio Cobolli at the All England Club on Wednesday