© Instagram Nancy Guthrie has been missing for over six monthsCould heavy rains reveal new evidence? Chilling ransom notesThe renewed activity comes just days after investigators released two disturbing ransom notes sent to the Guthrie family shortly after Nancy disappeared on February 1. The first demanded a $4 million Bitcoin ransom, while a second claimed Nancy had died shortly after being abducted. Savannah Guthrie crying on Today following new update on missing mom Nancy GuthrieQuestions remain unansweredNancy's disappearance shocked her family after she was reported missing from her home six months ago. Despite the release of the ransom notes, investigators have not confirmed whether Nancy is alive or dead.