World number one Novak Djokovic was forced to to dig deep in his match with Aleksandar Vukic, ultimately prevailing 6-2 5-7 6-3.
Novak Djokovic and Rafael Nadal will be the star attractions at a new six-man tennis event set to be hosted in Saudi Arabia in October.
Darren Cahill, coach of Jannik Sinner, has backed the young Italian to lead a revolution in tennis alongside the likes of Carlos Alcaraz.
With his Australian Open title, Jannik Sinner has finally arrived on the grand slam stage.
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.