The Proof Is Out There S04E14 - Wooly Mammoth Sighting, Ohio Bigfoot Howl and Killer Robot

Did a filmmaker capture footage of a wooly mammoth crossing a river in Siberia? Is a recording of a long moaning howl proof that Bigfoot lives in Ohio? Is Sophia the talking robot really out to destroy humanity? Tony Harris and his team of experts examine the clues and make a determination about the validity of what we're seeing.