Authorities investigate possible new ransom note in Nancy Guthrie disappearance

Pima County sheriff and FBI task force are investigating a possible new ransom note and related social media comments in the disappearance of Nancy Guthrie, mother of Today host Savannah Guthrie, missing since 1 February from outside Tucson. Officials have not disclosed contents or how it surfaced, and credibility is still being assessed. No suspects have been arrested.