Carlos Alcaraz falls to defeat against Alexander Zverev on ATP Finals debut

Carlos Alcaraz was beaten by Alexander Zverev. Pic: Antonio Calanni/AP

Carlos Alcaraz suffered defeat to Alexander Zverev on his ATP Finals debut in Turin.

The 20-year-old missed last year’s event through injury and his shaky late-season form continued with a 6-7 (3) 6-3 6-4 loss in his opening round-robin match.