Federer One of the Greatest Athletes of Any Sport: Djokovic

Serbia's Novak Djokovic and Switzerland's Roger Federer (R) shake hands after their match of Australian Open at Melbourne Park in Melbourne, Australia, on Jan. 30, 2020. Issei Kato/Reuters

LONDON—Novak Djokovic hailed the retiring Roger Federer as one of the greatest athletes of all time and said he would leave a lasting legacy for the world of tennis.

The 41-year-old Swiss great will play competitively for the last time at this week’s Laver Cup, turning out for Team Europe alongside Rafa Nadal, Andy Murray, and Djokovic—the three biggest rivals of his glittering 24-year career.