Isner and Croft back Gauff over Sabalenka for the US Open title race this year.
Gauff's serve doubts eased in Cincinnati, giving her confidence before the US Open.
Djokovic’s US Open build-up has been complicated by health concerns and a short Cincinnati stay.
Arthur Fils responded to criticism with his first Masters 1000 title in Cincinnati and a new ranking high.
Gauff beat Pegula in the Cincinnati final, adding a title, points, and prize money.
Fils beats Tiafoe in Cincinnati to win his first ATP Masters 1000 title and rise to No 11.
Sinner and Rune withdraw from the US Open as Alcaraz returns and the lists grow.
Pegula and Swiatek renew their rivalry in Cincinnati after contrasting quarter-final wins.
Rybakina retired against Swiatek in Cincinnati and later described the left ankle injury.
Sabalenka fell to Bejlek in Cincinnati, and Rybakina can still challenge for world No. 1.
