Roger Federer and Rafael Nadal's rivalry on the courts may now be behind them, but the pair appear to be a long way from being friends according to the Spanish King of Clay

Rafael Nadal and Roger Federer are considered two of the greatest players in the history of tennis, but they won't be grabbing a coffee anytime soon.

Roger Federer wrote a touching tribute to Rafael Nadal ahead of his final tennis tournament at the Davis Cup in Spain.