Posted in NY Post Nancy Guthrie case may hang on DNA sample being probed by FBI as search reaches 100 days May 12, 2026 A strand of DNA recovered from Nancy Guthrie’s Arizona home is still undergoing extensive testing at the FBI’s crime lab as the investigation hit the 100 day mark — as authorities continued to hold out hope for a break in the case. https://nypost.com/2026/05/12/us-news/nancy-guthrie-case-may-hang-on-dna-sample-being-probed-by-fbi-as-search-reaches-100-days/