Nancy Guthrie case update: DNA testing offers hope for breakthrough in missing person investigation—here's what you need to know

Three months after her abduction, Nancy Guthrie, mother of 'Today' co-anchor Savannah Guthrie, remains missing. Forensic experts believe advanced DNA analysis, though potentially time-consuming, is the most promising avenue for solving the case. A hair sample has been sent to the FBI for processing, with hopes that it will yield crucial evidence.