A growing group of Americans are stockpiling supplies and building underground bunkers in preparation for a variety of emergency or disaster situations. NewsNation's Brian Entin stayed overnight in a rural Indiana luxury underground bunker large enough to house 80 people. #Prepper #Bunker #Indiana Anchor Elizabeth Vargas delivers the biggest stories, without bias or opinion. Watch "Elizabeth Vargas Reports" every weeknight at 6p/5C on NewsNation. #VargasReports NewsNation is your source for fact-based, unbiased news for all America. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij