Doctor describes the science behind a near-death experience

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Dr. Sam Parnia, author of “Erasing Death,” joins Megyn Kelly TODAY to offer scientific explanations and theories behind the near-death experiences of Megyn’s previous guests, Nancy Rynes and Cherie Aimee. “The mind, the self, the thing that makes us who we are is actually able to continue even though many of them have reached the point of death,” he said.