U.S. Open 2026 live updates: Day 1 latest with Jessica Pegula, Novak Djokovic and Venus Williams in action today

Main draw play gets underway at the US Open, with Jessica Pegula playing early

Main draw play is underway at the U.S. Open. Nineteenth-seeded Jasmine Paolini was among those playing in the opening set of matches at the Billie Jean King National Tennis Center on Sunday.