Zohran Mamdani Wins N.Y.C. Mayoral Primary in Decisive 12-Point Victory

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.As he clinched the Democratic nomination for New York City mayor on Tuesday, Assemblyman Zohran Mamdani defeated Andrew M. Cuomo, the former governor who led in polls for much of the race.