AI power plays reshape New York primaries as Mamdani backs progressive challengers

Two rival AI-industry factions are pouring money into New York’s Democratic primary for Jerry Nadler’s seat, testing which path on AI regulation would guide Congress; Mayor Zohran Mamdani is wielding his influence to back progressive insurgents in several races, while other primaries from Maryland to Utah and a South Carolina gubernatorial runoff illustrate broader national stakes and evolving endorsements.