Rep. Adriano Espaillat, a five-term Democratic incumbent and chair of the Congressional Hispanic Caucus, lost his primary Tuesday night to progressive challenger Darializa Avila Chevalier, a 32-year-old public defender and Democratic Socialist backed by New York Mayor Zohran Mamdani. With 88% of votes counted, Chevalier led 49.4% to Espaillat’s 45.9%, marking the sixth House incumbent loss in this cycle and a major shift in the party’s New York delegation.
Who Wins and Loses in NY-13’s Progressive Uprising

The Racism and Islamophobia Behind Espaillat’s Desperate Campaign

What This Means for the General Election—and the Party
The Bigger Picture: A New Era for New York Democrats?
Chevalier’s victory is part of a larger trend in New York City politics, where progressive candidates backed by Mamdani have upended the status quo. In the 10th District, Brad Lander defeated incumbent Dan Goldman, while Claire Valdez is poised to win the open seat vacated by Nydia Velázquez. Together, these races suggest that Mamdani’s vision—a blend of urban progressivism and grassroots organizing—is reshaping the city’s political landscape. The question now is whether this momentum will extend beyond New York. Progressive challengers in other states are watching closely, particularly in districts where establishment Democrats have been slow to address economic inequality. If Chevalier can win in November, it could embolden similar campaigns nationwide. But if she falters, it may signal that the progressive wave has peaked—or that the party’s internal divisions are too deep to overcome. One thing is certain: the 13th District’s primary is more than just a local story. It’s a referendum on the future of the Democratic Party—and a warning to incumbents that the era of unchecked establishment rule may be ending. For now, the focus turns to November. Chevalier’s campaign has already begun framing the general election as a choice between *“a politics of the past”* and *“a new dawn.”* Whether that vision resonates with voters—and whether it can survive the challenges ahead—will determine whether NY-13’s progressive uprising becomes a lasting shift or a fleeting moment in time.Find more reporting in our News section.