LIVE: Arizona sheriff gives update on Nancy Guthrie disappearance

Pima County Sheriff Chris Nanos holds a media briefing on the investigation into the disappearance of Nancy Guthrie, mother of “TODAY” co-anchor Savannah Guthrie. For more context and news coverage of the most important stories of our day, click here: https://www.nbcnews.com » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Subscribe to Here's the Scoop podcast: https://www.nbcnews.com/heres-the-scoop-daily-podcast Every day, NBC News helps people understand what’s happening and why it matters — t ...