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

The ATP calendar is very long and the first Grand Slam of the season represents only an appetizer of a long series of tournaments that will characterize a very important season for several top players.

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

Carlos thinks about Jannik every time he practices, targeting further improvements for their upcoming encounters. Alcaraz also uses Sinner's titles and incredible success in the previous season to practice even harder and seek the extra gear that can make the difference.

Carlos Alcaraz was in fine form as he cruised to a first-round win at the Australian Open, but it was his comments on Jannik Sinner which drew attention.

Carlos Alcaraz apologised to Jannik Sinner after criticising the world No.1 following his opening-round win at the Australian Open. Alcaraz looked at his very best in the straight sets victory against Alexander Shevchenko, taking the game 6-1, 7-5, 6-1

FILE - Italy’s Jannik Sinner returns the ball to Netherlands’ Tallon Griekspoor during the Davis Cup final tennis match between Netherlands and Italy at the Martin Carpena Sports Hall in Malaga, southern Spain, Sunday, Nov. 24, 2024. (AP Photo/Manu Fernandez, File)

Naomi Osaka, a two-time champion in Australia, stopped playing because of a strained abdominal muscle after dropping the first set of her match against Tokyo Olympics gold medalist Belinda Bencic.

Mike McClure joins Tommy Tran to share his wager for the Novak Djokovic-Carlos Alcaraz match in the Australian Open quarterfinal.

Novak Djokovic refused to let anything stop his pursuit of a record 25th Grand Slam trophy in the Australian Open quarterfinals. Djokovic overcame it all, just as he has so often along the way to so many triumphs,