Top seeds Aryna Sabalenka and Madison Keys made easy work of their respective quarter-final opponents at the US Open in New York on Wednesday.
Defending US Open champion Carlos Alcaraz is on track to defend his title after sweeping past Alexander Zverev to reach the semi-finals on Wednesday.
Ben Shelton dispatched American compatriot Frances Tiafoe 6-2 3-6 7-6(7) 6-2 at the Arthur Ashe Stadium on Tuesday night to progress to the US Open semi-finals.
Coco Gauff followed in Serena Williams' footsteps when she became just the second teenager since 2001 to reach the US Open semi-finals.
Novak Djokovic eased his way into the semi-finals of the US Open with an impressive performance against Taylor Fritz in New York on Tuesday night.
Alexander Zverev is confident he has regained his form following his epic five-set victory against Jannik Sinner on Monday to advance to the US Open quarter-finals.