Novak Djokovic retired injured after losing a gruelling first set of his Australian Open semi-final to Alexander Zverev, leaving his bid for a record 25th Grand Slam crown in tatters on Friday.
Alexander Zverev has asked the tennis world to "stop blaming" Novak Djokovic after the 24-time Grand Slam champion retired in their Australian Open semi-final.
Novak Djokovic retired due to injury after losing the first set to Alexander Zverev 7-6 (5) in the semifinals of the Australian Open on Friday. Zverev ...