Why are the historic McMinnville photos, captured nearly 75 years ago, still considered by many to be among the most credible and compelling proof for the existence of UFOs?

Is a mysterious object moving through the sky a UFO disguised as a cloud? Is Lake Superior home to a massive water creature? Is a ghost haunting a young couple's bedroom? Who sent the police an anonymous letter with a terrifying bigfoot photo? Tony Harris and his team of experts examine the clues and make a determination about the validity of what we're seeing.