Rep. Alexandria Ocasio-Cortez backs Zohran Mamdani for NYC mayor
The progressive standard-bearer endorsed the DSA upstart as he closes the gap with front-runner Andrew Cuomo.

NEW YORK — Rep. Alexandria Ocasio-Cortez has endorsed fellow Democratic socialist Zohran Mamdani as her first choice for New York City mayor, putting her high-profile mark on a primary where he has…