SAVANNAH GUTHRIE MOM MISSING: DAY 19

We learn that new biological evidence, DNA, was discovered in Nancy Guthrie's home two weeks after the kidnapping, as the home was searched again with a fine-toothed comb. What's more, we are learning that the Guthrie family has reached out to advocacy groups in Mexico as the search for Nancy Guthrie continues.  Joining Nancy Grace today:  Kelly Hyman - Trial & Civil Attorney (Miami), TV Legal Analyst, Author: "Build Back Better," and Podcast Host: "Once Upon a Crime In Hollywood;" X: @kellyhyman1, TikTok: @kelly.hyman, Instagram: @Kelly_Hyman1   Dr. Bethany Marshall -  Psychoanalyst, Author: "Deal Breaker," and featured in hit show "Paris in Love" on Peacock; Instagram & TikTok: drbethanymarshall, X: @DrBethanyLive Tami Ballard - DNA and Crime Scene Consultant, Crime Scene Investigation and Reconstruction, Former DNA Criminalist for the San Diego Police Dept. Crime Laboratory   Scott Eicher– Digital Forensics Expert, Founding Member of the FBI’s Cellular Analysis Survey Team (C.A.S.T), and Former FBI Agent of 22 years; Former Homicide Detective, Currently with Precision Cellular Analysis Dave Mack - Investigative Reporter, 'Crime Stories'  See omnystudio.com/listener for privacy information.