The Round of 16 has arrived and most of the heavy hitters are still in New York trying to claim the year's final Grand Slam

Former champion Carlos Alcaraz takes on Arthur Rinderknech in the fourth round of the US Open 2025 men's singles event at Arthur Ashe Stadium, New York, on Sunday (August 31, 2025). Watch the Alcaraz vs Rinderknech Grand Slam tennis match live today.

Tennis fans Down Under can watch live coverage of select US Open matches, including the men's and women's finals, on free-to-air Channel Nine's streaming service 9Now. For dedicated tennis fans, pay-TV service Stan Sport is livestreaming every match on every court, ad-free.

Carlos Alcaraz, Coco Gauff and the world's biggest tennis stars are squaring off in New York over the next two weeks

Defending champion Aryna Sabalenka faces Cristina Bucsa in the fourth round of the US Open 2025 women's event at Louis Armstrong Stadium, New York, on Sunday (August 31, 2025). Watch the Sabalenka vs Bucsa Grand Slam tennis match live today.

First round play at the US Open will continue on Tuesday from the USTA Billie Jean King National Tennis Center in Queens. You can catch all the action on ESPN.