Novak Djokovic admitted his shock loss to Jannik Sinner at the Australian Open on Friday was one of the lowest points of his grand slam career.
Jannik Sinner claimed a victory for the ages as he became the first player in six years to defeat Novak Djokovic at the Australian Open.
Novak Djokovic has not lost at the Australian Open for 33 matches but Jannik Sinner is confident he can be the one to put an end to the streak.
Defending Australian Open champion Novak Djokovic survived a stern challenge from Croatian teenager Dino Prizmic in the longest first-round match of his grand slam career on Sunday.
Jannik Sinner was delighted to be the hero for Italy as they clinched an emotional first Davis Cup title in nearly 50 years.
Jannik Sinner continued his brilliant form by helping Italy reach the semi-finals of the Davis Cup in Malaga.