Novak Djokovic, Australian Open and Alexander Zverev

On Friday, Djokovic battled World No. 2 Alexander Zverev for 81 minutes in their semifinal match. However, Djokovic immediately retired after losing a 5-6 tiebreak in the first set.
Novak Djokovic blasted "all sports injury experts" on Saturday when he posted the results of a scan which demonstrated the extent of the leg injury which shattered his Australian Open dream.