 Blackjack, slots, roulette, sports betting, they're all legal on native-owned land because that's where tribes have sovereignty. And Charles got to wondering what exactly that means. So he sat down with Stephen Light, co-director of the Institute for the Study of Tribal Gaming Law and Policy at the University of North Dakota. For most people in America, they don't think about sovereignty at all. But for Native Americans, they think about sovereignty every single day. Why don't your average Americans think about sovereignty?