What to know

• The first-round match began at 12.13am, the latest start for a women’s match in tournament historyS1
• Sofia Kenin defeated Venus Williams in the second match of the opening night of the US Open.S2
• Sofia Kenin dispatched Venus Williams, the 46-year-old two-time US Open champion, in the first round in a match that ended in the early morning hours.S3
• Venus Williams had her 26th U.S. Open appearance delayed until after midnight.S4
• The 46-year-old lost 6-2, 7-6 (6) in what could be the final singles match at a Grand Slam, if not her illustrious career. It was Williams' 15th consecutive singles defeat dating to her last victory in Washington in July 2025. Williams has now lost six in a ro...S5