Alexandria Ocasio-Cortez speaks in support of Brent Welder during a rally at The Reardon Convention Center on Friday, July 20, 2018 in Kansas City, KS. Photo: Dan Videtich/ For The Washington Post via Getty Images
The socialist wing of the Democratic Party is testing its appeal.
Between the lines: Sen. Bernie Sanders and Alexandria Ocasio-Cortez were in Wichita, Kansas, last week campaigning for two Democratic candidates in the state's third district. Their "Unite for America" rally outgrew the original venue in 10 hours, forcing them to move to a different location to accommodate 5,000 people.