Novak Djokovic has overcome some trouble breathing and played quite well for a straight-set victory over 26th-seeded Tomas Machac to reach the fourth round at the Australian Open.

Novak Djokovic and Andy Murray faced each other 36 times throughout their tennis careers, mostly in finals and often at the business end of a grand slam. But at this year’s Australian Open, their decades-long rivalry has taken an unexpected turn.

The 24-time Grand Slam champion is a master of easing into majors. At every one, he has a match that lifts him up. Will this one be it?

Djokovic, who knows what it's like to be a tennis villain, supported the American getting the last word on a hostile Australian Open crowd.

Djokovic moved out of a tie with Federer to claim another record by taking to the court for his 430th grand slam match

Novak Djokovic surpasses Roger Federer’s record for most Grand Slam matches played, after a second-round victory at the Australia Open.

Novak Djokovic has reached the third round of this year's Australian Open with his bid to become the first player to win 25 Grand Slam titles remaining on track

Novak Djokovic has broken another monumental record, becoming the player with the most Grand Slam matches played in tennis history. On his journey to the third round of the Australian Open, Djokovic surpassed Roger Federer’s previous record with 430 matches played.

Novak Djokovic and Carlos Alcaraz picked up wins Wednesday to advance to the third round of the Australian Open.