The new US Open mixed doubles tournament -- featuring shorter matches and a smaller field -- got underway Tuesday, with four teams halfway to a trophy -- and a $1 million prize. Casper Ruud and Iga Swiatek,

While Jack Draper and Jessica Pegula may have said all of four words to each other before teaming up for this week’s U.S. Open mixed doubles tournament, the two already sound like an “old married couple.

A ten-point championship tiebreak will be played if the pairs are level at one set all. The winning pair will receive $1million (£736,880), while the beaten finalists will take home $400,000 (£294,729). Semi-finalists will receive $200,000 (£147,364), and those that make it to the last eight will pocket $100,000 (£73,682).

The US Open mixed doubles tournament has a new look, with huge names and prize money. Here's what you'll want to know.

Following her 7-5, 6-4 final win over Jasmine Paolini to earn her first Cincinnati Open title on Monday night, the world No. 2 took a private jet along with Carlos Alcaraz to New York to arrive in time for the U.S. Open mixed doubles tournament Tuesday.

The No. 1-ranked Sinner, the defending champion in singles at Flushing Meadows, was supposed to compete in mixed doubles with Katerina Siniakova.

Follow live coverage of the U.S. Open mixed doubles Jannik Sinner has withdrawn from the U.S. Open mixed doubles, which begins Aug. 19 in New York. The men’s world No. 1 in singles retired after five games of his Cincinnati Open final against Carlos Alcaraz due to illness,

No one will be getting an early glimpse at the men’s world No.1 singles player in Flushing this year, nor an 11-time Grand Slam doubles champion.