Jannik Sinner is currently the world No. 1 and has won two of the three Grand Slam titles this year, but fans still think Carlos Alcaraz will end up with more major titles

The latest chapter of the Jannik Sinner-Carlos Alcaraz rivalry took a stunning turn on Monday when world No. 1 Sinner retired in the first set of the Cincinnati Open final due to an unspecified health issue.

Jannik Sinner y Carlos Alcaraz, los tenistas que se encuentran en los dos primeros puestos del ranking masculino, han acaparado cada título de