Socialist Surge: Mamdani flexes growing political muscle as he takes on Dem establishment

One year after sending political shock waves across the country with his New York City Democratic primary victory en route to winning election as mayor of the nation's most populous city, Zohran Mamdani is testing the limits of political power as he takes on the party establishment.

The 34-year-old democratic socialist mayor is teaming up with longtime progressive champion and two-time Democratic presidential nominee runner-up Sen. Bernie Sanders, I-Vt., at a get-out-the-vote rally in the New York City borough of Brooklyn on Thursday...