Savannah Guthrie asks for prayers after her mother’s disappearance. Here are key questions surrounding the investigation

By Elise Hammond, CNN (CNN) — Law enforcement believes Nancy Guthrie was abducted from her bed in Arizona, but they’ve been tight-lipped about what details lead them to that conclusion about the 84-year-old mother of “Today” anchor Savannah Guthrie. Nancy Guthrie was last seen at her home in the Catalina Foothills near Tucson Saturday night