What the NYC primaries will reveal about Mamdani's influence

This week, Spectrum News NY1 hosted a congressional debate in New York's 13th District, which includes Harlem, Upper Manhattan and parts of the Bronx. The candidates are incumbent Rep. Adriano Espaillat and his much younger opponent, Darializa Avila Chevalier, who has been endorsed by Mayor Zohran Mamdani and the Democratic Socialists of America. NY1 investigative reporter Courtney Gross,…