First, rallies in Charlottesville, Virginia, over the weekend brought together many factions of the white supremacist movement, and put a younger generation of white supremacists in the spotlight. Reporter A.C. Thompson has been tracking hate groups for ProPublica’s “Documenting Hate” project. He joins us to talk about his reporting, and what he saw in Virginia. We also talk with University of Maryland psychology professor Arie Kruglanski, who studies the mental processes behind radicalization,