The Latest Breaking News from Jannik Sinner

Sinner was only on court for 24 minutes, but was out of sorts in hot conditions in Ohio and broken three times by old rival Alcaraz to trail 5-0.

A revamped competition with the top singles players and held the week before the main tournament has caught attention at Flushing Meadows

Sinner struggled with illness as Alcaraz was crowned champion in strange scenes in Cincinnati

Comment: For all the star-studded pairs and $1m winning purse, the new-look mixed doubles in New York lacks Grand Slam prestige and has largely disregarded doubles specialists, as Kieran Jackson explains

The men’s and women’s US Open singles draws will follow the new-look mixed doubles tournament

The revamped US Open mixed doubles will not include Australians after Nick Kyrgios withdrew from consideration and Alex de Minaur's plea to play was rejected.

Play in the U.S. Open is scheduled to begin Sunday on the hard courts of the Billie Jean King National Tennis Center in New York

Grand Slam singles champions such as Jannik Sinner, Carlos Alcaraz, Iga Swiatek and Madison Keys will be playing for extra money — $1 million to the winning duo — and trying to get their hands on a trophy in the U.S. Open’s overhauled mixed doubles tournament on Tuesday and Wednesday

The top two seeds contest their fourth final this year

The new mixed doubles event in New York sees a host of top singles players compete for a $1m prize

Alcaraz and Sinner meet again after contesting the French Open and Wimbledon finals over the summer