Rybakina’s Cincinnati quarter-final retirement ends her bid to overtake Sabalenka for No 1.
Rybakina retired against Swiatek in Cincinnati and later described the left ankle injury.
Alcaraz and Sinner injuries have made the US Open unusually hard to call this year, with Mouratoglou naming six possible first-time winners.
Sinner may miss New York, and Mouratoglou says he must keep matches short if he plays.
Djokovic leads the active ATP Tour title race, with Alcaraz, Sinner and Zverev close behind.
Rick Macci explains why he sees Alcaraz and Sinner as a level above the ATP Tour field.
Simon backed Fils for Cincinnati after Sinner, Alcaraz, and four top seeds exited early.
US Open boosts prize money and adds new support measures for players in 2026.
Sinner is training again, and that is boosting hopes of a US Open return this month.
Djokovic reflects on his career, retirement, and what could come next in a new documentary.
