The elder Williams was off the tennis tour for 16 months until making a comeback at a tournament in Washington last month, where she won one match each in singles and doubles. She hadn't competed anywhere since the Miami Open in March 2024, and had surgery for uterine fibroids later last year.

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.