Watch: US election night's big winners… in 90 seconds

Millions of voters in New York, Virginia, New Jersey, and California participated in mayoral, gubernatorial, and proposition elections. Democrats secured victories in major races, with Zohran Mamdani, 34, emerging as the New York City mayor-elect, set to be the city's youngest mayor in over a century. Mikie Sherill and Abigail Spanberger also won gubernatorial races in New Jersey and Virginia.