Novak Djokovic plans to play into his 40s

Novak Djokovic wants to follow sporting greats such as LeBron James, Cristiano Ronaldo and Tom Brady by playing in his 40s and help shape the future of tennis. The 24-time Grand Slam champion, 38, reached the semi-finals of all four major tournaments this year. Djokovic has been chasing one more to move clear of Australian Margaret Court for the most Grand Slam singles titles in history.

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