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. He's also got his young rival,

Alcaraz won the French Open and Wimbledon titles last year while Sinner claimed the Australian Open and U.S. Open trophies as the pair heralded a new era for the men's game by shutting out 24-times Grand Slam champion Novak Djokovic.

Like many others, the Briton sees Jannik Sinner, Alexander Zverev, Carlos Alcaraz or Novak Djokovic lifting a trophy on January 26. The former Wimbledon semi-finalist further reduced the favorites list, naming Sinner and Alcaraz as the players to beat.