South Dakota doomsday city built underground, On Balance

Bunkers, survival plans, stocked pantries and stashes of supplies Weve heard about doomsday preppers for a while. But now its becoming a big business. Real estate speculators say there are plenty of people out there worried enough about the future to buy properties in bunker communities. NewsNation national correspondent Brian Entin visits a former Army base turned bunker community in South Dakota thats offgrid and built to be selfsufficient. On Balance with Leland Vittert takes a critical look at some of the day s hottest subjects. Weekdays at 7p, 6C. ,OnBalance NewsNation is your source for factbased, unbiased news for all America. More from NewsNation: Get our app: Find us on cable: How to watch on TV or streaming: