Nancy Guthrie case: DNA experts ‘waiting for tech that doesn’t exist yet’

An 84-year-old woman disappears from her home, blood found on the doorstep. Foreign DNA is discovered inside the house, but it’s a mixed sample. And more than a month later, investigators still don’t have a suspect. In this episode of “The Truth of the Matter Podcast,” Natasha Zouves sits down with one of the most [...]