This wasn’t just a victory for Sara Errani and Andrea Vavassori. Their US Open mixed doubles title also felt like a victory for all doubles tennis players.

Some of the biggest stars in men's and women's tennis will take the court together at the US Open for a reimagined mixed doubles competition.

Big names fell early and unexpected teams broke through to steal the spotlight on Day 1 of U.S. Open mixed doubles play, headlining an electric opener packed with upsets and standout performances.

Sara Errani and Andrea Vavassori weren't even sure they would get to defend their U.S. Open mixed doubles title. Organizers revamped the tournament because they wanted singles superstars, not doubles specialists.

Draper and American Jessica Pegula went into the event -- played for the first time in the week before the main tournament -- as the top seeds and eased through to the last four on Tuesday, with a run which included beating Emma Raducanu and Carlos Alcaraz in the first round.

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.

Grand Slam singles champions such as Jannik Sinner, Carlos Alcaraz, Iga Swiatek and Madison Keys will be playing for extra money — $1 million to the winning duo — and trying to get their hands on a trophy in the U.

Jack Draper and Jessica Pegula wear dejected expressions after their loss to Iga Swiatek and Casper Ruud in the semifinals of the U.S. Open mixed doubles tournament at Arthur