The much-talked-about pairing of Emma Raducanu and Carlos Alcaraz fell to an early exit in the US Open’s mixed doubles competition on Tuesday, losing their first-round match and failing to win a set.

Venus Williams and Reilly Opelka take on Karolina Muchova and Andrey Rublev at 12:30 p.m. ET today, Aug. 19. The first day of the US Open Mixed Doubles tournament is airing on the ESPN+ streaming service. Right now, ESPN+ costs $11.99/month for new subscribers.

The winning duo will take home a $1 million prize, which is higher than most prize purses for mixed doubles major tournaments. The 16 teams will play over two days. The first round and quarterfinals take place on Tuesday inside the main show courts at the USTA National Tennis Center. The semifinals and championship match will be on Wednesday night.

The U.S. Open overhauled its mixed doubles tournament in hopes of drawing the top singles players. The defending champions don’t intend to move out of the way so easily.

The new event wanted to use singles stars to put mixed doubles on a pedestal. Two masters of the discipline have stolen the show.

Defending champions Sara Errani and Andrea Vavassori moved into Wednesday's semi-finals of the US Open's new look mixed doubles event after winning their last-16 and quarter-final matches without dropping a set.

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

Swiatek and Ruud thriving as a duo in New York, reaching the US Open mixed doubles semifinal in their team debut.

The first week of the 2025 US Open gets started on Monday, Aug. 18 and the week will also feature the new look Mixed Doubles format.

American tennis executives hope to exploit commercial possibilities but doubles stars have labelled the event “a profound injustice”