Serena Williams and Carlos Alcaraz exit U.S. Open mixed doubles; Djokovic and Sabalenka also eliminated, while Svitolina and Monfils advance.

Serena Williams and Carlos Alcaraz will have to wait a little longer to learn their first opponent in the U.S. Open mixed doubles championship.

The long-awaited announcement of Serena Williams’ participation in the US Open has finally happened, and pairing has tennis fans excited.