Graham Hancock, formerly a foreign correspondent for "The Economist," has been an international bestselling author for more than 30 years with a series of books, notably "Fingerprints of the Gods," "Magicians of the Gods" and "America Before," which investigate the controversial possibility of a...

Shane Smith is a journalist, executive, and co-founder of VICE Media. Look for his new video podcast series, "VICE News: The Truth?," coming soon. https://www.youtube.com/user/vicenews Learn more about your ad choices. Visit podcastchoices.com/adchoices