Mr. Mamdani roundly defeated Andrew M. Cuomo in the Democratic contest, widening his primary-night lead by a significant margin once ranked-choice tabulations were run.

Zohran Mamdani has won New York City’s Democratic mayoral primary. A new vote count Tuesday under the city’s ranked choice voting system confirmed the progressive legislator’s stunning upset of former Gov.

The winner of the New York City Democratic mayoral primary featuring progressive Zohran Mamdani and former Gov. Andrew Cuomo is likely to be finalized Tuesday when the city’s board of elections announ