By Shrivathsa Sridhar MELBOURNE (Reuters) -Defending champion Aryna Sabalenka overcame a wobbly display to reach the Australian Open fourth round while Novak Djokovic and Carlos Alcaraz were at their dazzling best on a warm but windy Friday at Melbourne Park.

The two best men's players in the world are reconfiguring the sport before their opponents' eyes. They don't know what to do about it

When Carlos Alcaraz is on court for a training session, perhaps working on his newly revamped service motion, he's doing so to buttress a game already good enough to claim four Grand Slam titles.

Third seed Carlos Alcaraz dropped his first set of the tournament but still safely secured his passage into the fourth round of the Australian Open with a 6-2 6-4 6-7(3) 6-3 victory over Nuno Borges on Friday.

Carlos Alcaraz became the third youngest player to reach an impressive Grand Slam milestone when he won his third-round clash at the Australian Open on Friday.

Carlos Alcaraz finally lost a set at the Australian Open on Friday, but the third-seeded Spaniard still powered to a third-round victory in Melbourne. Alcaraz downed Portugal's Nuno Borges 6-2, 6-4, 6-7 (3),