Eighth-seeded Argentine Del Potro, who faces world No1 Novak Djokovic, has declared himself fit for the clash after aggravating a knee injury in his quarter-final win over David Ferrer. And he is buoyed by the support of the best footballer on the planet, which gives him one over Djokovic, who was watched by fellow Serb and Manchester United defender Nemanja Vidic in his last-eight victory over Tomas Berdych.
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Argentine Del Potro is fit for the clash after aggravating a knee injury
Boca Juniors supporter Del Potro said: “I chat with Leo and we send each other messages. He likes tennis and I know that he watches my games.
“I would love to see more of him, but we just don’t have the time.