In a stunning primary upset, Alexandria Ocasio-Cortez — a young socialist activist, woman of color and political newcomer — has unseated leading House Democratic Rep. Joe Crowley. Plus, analysis of other results from Tuesday's primaries. This episode: political reporter Asma Khalid, Congressional correspondent Susan Davis, and national political correspondent Mara Liasson. Email the show at firstname.lastname@example.org. Find and support your local public radio station at npr.org/stations.