Pegula broke through to reach her maiden Grand Slam final at the age of 30.

Aryna Sabalenka soared through seven straight points defeating Emma Navarro 6-3, 7-6(2) to charge into her second straight US Open final.

Sara Errani and Andrea Vavassori edged Taylor Townsend and Donald Young 7-6(0), 7-5 to capture the US Open mixed doubles crown in Young's last pro match.

A closer look at Friday's final four matchups in Flushing Meadows.

Aryna Sabalenka looks to continue her hard court domination against Emma Navarro on Thursday night in New York.

Sinner won the first all Top-5 clash of the 2024 US Open going away.

Pegula earned her fourth win over a reigning World No.1 to reach the US Open semis.