The Democratic Party’s left wing is no longer knocking on the door—it’s kicking it in. The same energy that helped elect Zohran Mamdani has fueled a string of insurgent victories, knocking off longtime officeholders and helping progressive challengers break through in New York and Colorado. Five Democratic House incumbents have already been shown the door. Party leaders are watching nervously. Their concern is that Republicans will seize on those wins to blur the lines between progressives and moderates, turning every Democrat in a competitive state into a stand-in for the party’s most unapologetic activists. Is the party genuinely rebuilding itself or are progressives dooming the Dems for what could have been a midterm rout. USA TODAY Washington Bureau Chief Susan Page joins The Excerpt to share her insights.Let us know what you think of this episode by sending an email to [email protected]. Episode transcript available here. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.