Czech duo Karolina Muchova and Jakub Mensik defeated Belinda Bencic and Flavio Cobolli 6-3 1-6 [10-6] to win the US Open mixed doubles championship and scoop the $1 million grand prize on Wednesday night. Key points and original sources are listed below.

• Czech duo Karolina Muchova and Jakub Mensik defeated Belinda Bencic and Flavio Cobolli 6-3 1-6 [10-6] to win the US Open mixed doubles championship and scoop the $1 million grand prize on Wednesday night.S1S2

• It is, technically, both players' first career Grand Slam title.S3