The semis begin on Saturday in Milan.
The Canadian is playing BJK Cup this weekend in Glasgow.
Carlos Alcaraz could be the first non Big Four player to finish No.1 since 2003, but there are ways for Nadal and Tsitsipas to intercept him.
The event, which replaces the beloved Hopman Cup, is loaded with stars.
Alexander Zverev is pain-free and training in preparation for the 2023 season.
World No. 2 Rafael Nadal receives rock star welcome in Turn.
The Frenchwoman finished the season at No.4, and it's not crazy to think she can go higher in 2023.