The US Open mixed doubles tournament format was changed in 2025, raising the grand prize from $200,000 to $1 million.

The second edition of the new-look mixed doubles tournament at Flushing Meadows takes place this week

Aryna Sabalenka and Novak Djokovic will have to hope to win another U.S. Open singles title. They were no match for two of the top doubles players in tennis.