Italy's Davis Cup captain, Filippo Volandri, claims Jannik Sinner still has a lot to learn about himself as matches get into the fourth and fifth sets.
Jannik Sinner is looking for lessons from his Australian Open semifinal loss to an inspired Novak Djokovic on Friday in Melbourne.
Novak Djokovic rolled back the years to outlast Jannik Sinner 3-6, 6-3, 4-6, 6-4, 6-4 in four hours and nine minutes to reach his 11th Australian Open final.
Jannik Sinner booked his place in the Australian Open semi-finals with a composed straight-sets victory over Ben Shelton, setting up a blockbuster clash with Novak Djokovic.
Jannik Sinner overcame severe physical distress and oppressive conditions on Rod Laver Arena to book his place in the fourth round of the Australian Open.
Jannik Sinner continued his title defence at the Australian Open with a commanding second-round victory over home wildcard James Duckworth on Thursday evening.