There have still been plenty of words written about Kyrgios while he was away from the tour, especially regarding his outspoken criticism of world number one Jannik Sinner over two failed doping tests.

Novak Djokovic returns to the scene of his greatest triumphs this week at the Australian Open, adamant he is ready and able to see off the challenge from Jannik Sinner and Carlos Alcaraz in his pursuit of a record 25th Grand Slam crown.