Novak Djokovic refused to let anything stop his pursuit of a record 25th Grand Slam trophy in the Australian Open quarterfinals. Not a problem with his left leg. Not an early deficit. And not the kid across the net,

Novak Djokovic defeats Carlos Alcaraz in thrilling Australian Open quarter-final to set up meeting with world No 2 Alexander Zverev; watch all the action from the ATP and WTA Tours on Sky Sports Tennis and Sky Sports+,

Novak Djokovic now holds another Grand Slam record as he officially surpassed fellow tennis legend Roger Federer on Wednesday when he played the 430th major match in his career. After Djokovic's first-round match at the Australian Open on Monday, he tied Federer for the record.