Spectators booed an injured Novak Djokovic as he left the court in Rod Laver Arena after quitting one set into his Australian Open semifinal against Alexander Zverev.

Novak Djokovic is 37 and was forced to stop playing because of an injury at two of the past four Grand Slam tournaments.

Novak Djokovic's bid for 11th Australian Open title ends after a muscle tear in his left leg. He says injury happened during ...

Novak Djokovic’s quest for a record 25th grand slam title has been cut short at the Australian Open after he stunningly ...

Speaking about the injury, Novak cited a muscle tear in his left leg that forced him to retire at a Major for the first time ...

An ailing leg leads to an abrupt finish for the 24-time major winner, who’s a 10-time winner in Melbourne.

Djokovic is only interested in tennis' biggest prizes. He still has the game to win them, but at age 37 his body is letting ...

Watch any match at this year's Australian Open and you'll see balls curving in the air or bouncing higher or lower than ...

Day 7 of the Australian Open is in the books and it was perhaps fitting Danielle Collins’ straight sets exit was one of the ...