VIDEO: Novak Djokovic's Wait for Elusive 25th Grand Slam Continues After Australian Open Ends With Injury

Novak Djokovic’s quest for an 11th Australian Open title and a record-breaking 25th Grand Slam victory came to a sudden halt on Friday. The Serbian tennis legend was forced to withdraw from his semifinal clash against Alexander Zverev after sustaining a torn muscle in his left leg.