Why do young people do stupid things? From the “condom snorting challenge” to the “tide pod challenge,” we looked at some of the dangerous trends popular among teenagers. A group of neo-Nazis is planning a rally later this month in Newnan, Georgia. Some people in Newnan worry this rally could get violent, and there's a Change.org petition to urge the city not to allow the rally. Is it possible to reform extremists? GPB Special Correspondent Celeste Headlee spoke with two people who left their