Sen. Bernie Sanders administered the oath for a second time, hours after Mamdani was sworn in at a decommissioned subway ...

Zohran Mamdani hosted what his team called the "Inauguration of a New Era," a public swearing-in ceremony and citywide ...

Mr. Mamdani reaffirmed that he would govern New York City as a democratic socialist and assured even those who had not voted ...

In opening remarks, U.S. Rep. Alexandria Ocasio-Cortez said Mamdani would be a mayor dedicated to the working class ...