For the first time since 2006, there will be an American in the men's final of the US Open after Frances Tiafoe set up a blockbuster of a semifinal against Taylor Fritz.
Roger Federer says there are still questions to be answered about Jannik Sinner avoiding a suspension after failing two anti-doping tests.
Jannik Sinner set up a blockbusting US Open quarter-final with Daniil Medvedev in a repeat of the Australian Open final.
Jessica Pegula says she is not feeling the same pressure as she aims to end her grand slam quarter-final hoodoo.
British star Jack Draper is "incredibly proud" of his career-best run at the ongoing US Open.
Last year's US Open runner-up Aryna Sabalenka is in prime condition to go one better this year after booking her place in the quarter-finals.