State Assemblyman Zohran Mamdani is the leader as first-choice votes are tallied in the New York City Democratic mayoral primary, ahead of former New York Gov. Andrew Cuomo, who declared his rival the winner even though no candidate is set to secure a majority in the first round of the ranked choice election. Mamdani had been surging in the race’s final weeks as he touted a progressive vision for a new direction for the city — one with rent freezes and city-run grocery stores price caps, free city buses and more. He boosted his appeal with energetic direct-to-camera videos, as...