AXIOS (Jessica Boehm) - Nancy Guthrie update: Detailed timeline, $50K reward and "imposter" ransom arrest
Law enforcement officials on Thursday provided an updated timeline and new information on the disappearance of Nancy Guthrie , the mother of "Today" show co-host Savannah Guthrie. Why it matters: The highly unusual disappearance, which local law enforcement has said it is investigating as a kidnapping or abduction, has captivated the nation. The latest: Pima County Sheriff Chris Nanos said at a press conference on Thursday that there's still no suspect or person of interest, but released new details about the timeline of Nancy Guthrie's disappearance and addressed rumors circuiting on social media. - The FBI is now jointly handling the case with the sheriff's department and the federal agency is offering a $50,000 reward. - Law…