Muchova and Mensik win US Open mixed doubles in midnight tiebreak

Karolina Muchova and Jakub Mensik beat Belinda Bencic and Flavio Cobolli 6-3, 1-6 (10-6) to win the 2026 US Open mixed doubles title at Arthur Ashe Stadium. The all-Czech pair took the match-tiebreak — a first-to-ten decider replacing a third set — just before midnight. They earn $1 million; Bencic and Cobolli collect $500,000 as runners-up.