E1276 - Genetic Genealogy and DNA Evidence - Part 3 of Megyn Kelly Investigates Nancy Guthrie's Disappearance | Ep. 1276

Megyn Kelly is joined by security experts James Hamilton and Will Geddes and forensic DNA analyst Suzanna Ryan to discuss how the Nancy Guthrie case might be solved through genetic genealogy, how genetic genealogy and DNA testing works, what items in the house forensic investigators should be testing for DNA, how to build a profile of a suspect using DNA, how easy it is for a perpetrator to transfer DNA at a crime scene, the possibility that a transnational criminal group could be behind Nancy's disappearance, how that would impact the ability to find a DNA match, why the...