On Tuesday night, shortly before polls closed in New York's Democratic mayoral primary, and less than an hour until the first signs of his seismic upset over Andrew Cuomo, Zohran Mamdani was in a Brooklyn park,

The 33-year-old had 50,000 volunteers knock on 1.6 million doors for New York City’s Democratic mayoral primary, his campaign said.

Zohran Mamdani declared victory in New York City’s Democratic mayoral primary Tuesday night after Andrew Cuomo conceded the race in a stunning upset. Mamdani is a progressive upstart who was virtually unknown when the contest began built a substantial lead over the more experienced but scandal-scarred former governor.