https://www.thisamericanlife.org/radio-archives/episode/621/fear-and-loathing-in-homer-and-rockville
Why the people of Homer, Alaska, nearly came to blows over immigration (even though there aren't any immigrants there), and how one citizen tried (and failed) to base his position on evidence. An insightful episode of This American Life shows just how tricky it can be to foster productive public debates about divisive issues.