Murray, KY – It's Halloween, and an oft-quoted statistic around this time of year is one third of Americans believe in ghosts. Why? Some claim it's because they've experienced ghostly phenomena or even seen one. For the majority of people who haven't but still believe, the answer is less simple. To help clear things up, Todd Hatton visited with Murray State University professor of psychology Dr. Dan Wann, who says the reasons may be buried deep...within each of us.