Zohran Mamdani shocked the political world by beating disgraced former governor Andrew Cuomo to become the Democratic nominee for New York City mayor.

Zohran Mamdani’s dramatic, strong showing in New York’s Democratic mayoral primary, in which he forced a concession from former Gov. Andrew Cuomo, amounts to a massive shot in the arm for progressives and other Democrats who have been imploring their party’s elder statesmen to step aside for a new generation of leaders.