Conspiracy theories used to be part of the fringe, but the Internet has made these false ideas more rampant, often with dangerous or even deadly consequences. But not all believers are crackpots, in fact some are highly intelligent.
So why do smart people believe claims that are far-fetched or downright silly?
Backstory with Larry Potash airs Saturday nights at 6 p.m. on WGN. Catch up on previous seasons of Backstory with the podcast at WGNtv.com/Backstory via Stitcher, iTunes, Google Play, or wherever you get your podcasts.