Djokovic pulls out of French Open: Will he be fit for Wimbledon?

World No 1 Novak Djokovic has pulled out of the French Open ahead of his quarter-final match due to a knee injury.

Djokovic pulls out of French Open: Will he be fit for Wimbledon?
World No 1 Novak Djokovic has pulled out of the French Open ahead of his quarter-final match due to a knee injury.