John Isner questions Alexander Zverev's chances against Alcaraz and Sinner

John Isner expressed skepticism about Alexander Zverev's ability to win Grand Slam titles when rivals Carlos Alcaraz and Jannik Sinner are healthy. Isner pointed out that Zverev's two titles in 2026 at the French and US Opens did not feature either player due to injury. Zverev currently ranks second in the ATP standings, trailing Sinner, and discussions from Isner and co-hosts suggest that Zverev would struggle against both players in a fully fit scenario. They noted the implications of Zverev potentially attaining a top seed, which could alter matchups in future tournaments.

• 7:00 PMYahoo Sports — John Isner says if he believes Alexander Zverev can win a Slam when Carlos Alcaraz and Jannik Sinner are both fit