​Nancy Guthrie case update: FBI reviews six theories as the kidnapping mystery intensifies​

Nancy Guthrie vanished over a month ago, and nobody seems any closer to figuring out what happened. The mother of NBC’s Today co-anchor Savannah Guthrie is 84, and her disappearance from her Tucson home has left both investigators and the public on edge. The FBI and local police are digging into six theories about the suspected abduction. Now there are several new theories, and a new clue: a possible internet outage that’s got everyone wondering how this crime actually played out.