As Novak Djokovic prepares for his 50th Grand Slam semi-final, we look at his record in major semis and what records he has left to break in tennis.

Novak Djokovic rolled back the years with a majestic performance to beat Carlos Alcaraz in the Australian Open qurater-finals ...

Carlos Alcaraz gave his true thoughts about Novak Djokovic's medical timeout and sudden physical recovery in their Australian Open quarterfinal. Djokovic looked to be dead and buried against Alcaraz ...