Tracing DNA At Nancy Guthrie Scene — What Aren't Investigators Saying?

We're now into the fourth week of the search for Nancy Guthrie. The question on everyone’s mind is: what happens next? ‘Today’ show anchor Savannah Guthrie’s 84-year-old mother was last seen on the night of January 31st, before being taken against her will from her home in Tucson, Arizona. Where does the investigation turn now, and what will finally spark the breakthrough that brings her home?    To go beyond the headlines and understand what’s happening behind the scenes, investigative reporter Anne Emerson sits down with Suzanna Ryan, Laboratory Director & Forensic DNA Consultant at Pure Gold Forensics. Together, they examine the limited clues released so far, explore how forensic DNA testing could shape the trajectory of the case, and discuss the investigative paths detectives may be quietly pursuing right now.   Subscribe for ongoing coverage of this case and many more, and join the in-depth conversations with the experts who work to solve them.   We encourage anyone with information about Nancy Guthrie’s case to contact the FBI tipline: 1-800-CALL-FBI or the Pima County Sheriff's Department at (520) 351-4900 or 911.   Learn more about Suzanna Ryan and Pure Gold Forensics