New Images Surface in Nancy Guthrie Case | Major Shift in Investigation #Nancy Guthrie vanished from her own home — and now investigators and federal prosecutors have returned to the scene. What new evidence brought them back, and did the $1 million reward generate a crucial tip that could finally break this case open? Tonight we analyze the latest developments, the forensic evidence investigators may be re-examining, and what this move could mean for solving the mysterious disappearance of Nancy Guthrie.