Novak Djokovic improved to 19-0 in the first round of the U.S. Open, battling through some leg troubles to beat Learner Tien 6-1, 7-6 (3), 6-2 on Sunday night.

Novak Djokovic’s first match at the US Open was a bit of a litmus test for the Serbian legend because he didn’t play a hardcourt warm-up tournament coming into the year’s final Grand Slam. The 24-time Grand Slam champion said he didn’t play the Cincinnati Open because he prefers to focus on the Grand Slams at this stage of his career.

There’s a larger contingent of Americans in the U.S. Open men’s bracket than at any time in the past quarter-century.

Ben Shelton, the No. 6 seed, enjoyed a routine win over Ignacio Buse in the first round of the US Open on Sunday. Joining him in advancing to the second round was fellow American and No. 4 seed Taylor Fritz,

Match recaps, and video highlights from American tennis stars Ben Shelton and Taylor Fritz's first-round wins at the 2025 US Open.

Daniil Medvedev had a meltdown on the court at Louis Armstrong Stadium Sunday night at the U.S. Open in his loss against Benjamin Bonzi.

The US Open descended into chaos on Sunday when a photographer came on to the court as Daniil Medvedev faced match-point, bringing the first-round match to a standstill and sparking a spectacular meltdown from the Russian.