The U.S. Open men's and women's singles competitions kicked off Sunday at the USTA Billie Jean King National Tennis Center in New York City, marking the start of the final Grand Slam of the year as Jannik Sinner and Aryna Sabalenka look to defend their titles.

The US Open broke records in 2024 by offering the largest purse in tennis history. The final Grand Slam tournament of 2025 is upping the ante this year. The 2025 US Open will be the first tennis event to reach $90 million in total player compensation,

Another year, another exciting, dramatic and unpredictable U.S. Open underway, with its championship games quickly approaching. The 145th annual tournament is taking place at the USTA Billie Jean King National Tennis Center in Flushing, Queens — where its been held every year since 1978.

Who is Daniil Medvedev? Is he a quirky character, who sometimes sails close to the wind while being good news for his sport? Or does his evident relish for being a provocateur cross the line of what’s acceptable on a tennis court?

Mexico's Renata Zarazua pulled off a stunning upset by beating sixth seed Madison Keys while American Frances Tiafoe launched his latest bid to end the American men's drought at the U.S. Open with a confident win over Japan's Yoshihito Nishioka.

Zarazúa also became the first Mexican woman to ever beat a top-10 opponent at the U.S. Open. Keys, who prevailed in a twisting first-set tiebreak and then took the first three games of the second set at a clip,

Australian Open champion Madison Keys suffered a shock first-round defeat against Mexico’s Renata Zarazua amid searing heat at Arthur Ashe Stadium on Monday afternoon. Keys, the world No. 6, made a staggering 89 unforced errors in a marathon match against the 95th-ranked Zarazua,

The 20-year-old Filipino became the first player from her country to win a main-draw Grand Slam match in over 60 years.

Alex Eala's historic performance in the first round of the US Open drew praise from her coach, who hailed the Filipina for her fighting spirit and tenacity.