Grand Slam winner Novak Djokovic says he is "shocked" and "overwhelmed" by the news that Rafa Nadal will retire at the end of the season. He also marks it as an end of a great era in tennis saying "a part of me left with them" as Nadal follows Andy Murray and Roger Federer in retiring from the sport.

Tennis legend Rafael Nadal has announced his upcoming retirement from the sport after a glittering career in which he amassed 22 grand slam titles.

Rafael Nadal’s tennis career will be remembered because of the numbers, yes — the 14 French Open trophies, the 22 Grand Slam titles overall, the nearly two decades in the top 10, and so on — and, without a doubt,