Djokovic wary of Federer threat

Novak Djokovic was bidding to take himself within two wins of defending his Wimbledon title today with the knowledge the other seven remaining men – and one in particular – are out to stop him.

The Serbian is the clear favourite to back up last year’s memorable triumph with what would be a fifth grand slam trophy, but lurking just below him in the draw is six-time Wimbledon champion Roger Federer.