Emma Raducanu and Carlos Alcaraz might have lost in the revamped US Open mixed doubles - but they win the hearts of the New York crowd.

No one will be getting an early glimpse at the men’s world No.1 singles player in Flushing this year, nor an 11-time Grand Slam doubles champion.

Carlos Alcaraz and Emma Raducanu face off against Jessica Pegula and Jack Draper in the Mixed Doubles first round today, Aug. 19, at 2 p.m. ET. The first day of the US Open Mixed Doubles tournament is airing on the ESPN+ streaming service.

US OPEN action is HERE – with the freshly revamped mixed doubles underway. Venus Williams is set to feature alongside Reilly Opalenka as one of the many big names in action today. Taylor

Here's what to know about the 2025 U.S. Open Tennis Championships at the Billie Jean King National Tennis Center in Flushing, New York.

Defending US Open mixed doubles champions Andrea Vavassori and Sara Errani are through to the semifinals of the re-imagined format.

The Ace Paloma, first introduced in 2023, will be making a return, as will Aperol Spritzes and two margaritas Dobel Tequila created last year with Taylor Fritz and Aryna Sabalenka. Not all tennis fans are cheering for the abundance of options.

The No. 1-ranked Sinner, the defending champion in singles at Flushing Meadows, was supposed to compete in mixed doubles with Katerina Siniakova.