Just over six months out from the next presidential election, a battle for facts, decency, and democracy is playing out far from debate stages and TV studios. In “MisinfoNation,” O’Sullivan dives deep into this undercurrent of viral misinformation by speaking directly to those who believe in the conspiracy theories, and those who are trying to battle it.

CNN Senior Correspondent Donie O’Sullivan meets former “Bernie Bros,” whose disillusionment with politics has led them to embrace far-right extremism. Some of them spend most of their waking hours online playing video games, say they feel left behind in the United States, and are now embracing conspiracy theorists, white supremacists, and even Vladimir Putin.