Bartoli links rising injury concerns to slower courts and heavier balls in 2026.
Djokovic’s first-round US Open loss has intensified debate over his future and upcoming schedule.
US Open ball rules are back in focus as Alcaraz returns and players question the heavier men’s ball.
Alcaraz beat Safiullin in straight sets as Corretja said the main challenge may be mental, not physical.
US Open withdrawals have mounted, and the ATP Tour has responded to growing injury concerns.
Djokovic fell early at the US Open, and Brad Gilbert urged a schedule change after the defeat.
Alcaraz returned with a straight-sets US Open win over Safiullin and now faces Faria.
Alcaraz returned to singles with a straight-sets US Open win over Safiullin.
Djokovic and Wawrinka missed their projected US Open meeting after first-round exits.
Djokovic moves on after a first-round US Open loss and is already entered for Beijing.
