NEW YORK (AP) -- Less than 24 hours after throngs of ecstatic supporters poured into Manhattan for his history-making inauguration, Zohran Mamdani began his first full day of work with a routine familiar to many New Yorkers: trudging to the subway from a cramped apartment.

The first day of New York City Mayor Zohran Mamdani's tenure in office was marked by a flurry of new executive orders and revocations of his predecessor's actions.