Pima County Sheriff's officials said Walmart is helping identify who purchased key items found in the search for Nancy Guthrie. Here's how.

The search for "Today" anchor Savannah Guthrie's mom Nancy is in its third week as investigators follow every possible lead in the case.

Authorities are sharing an update nearly three weeks after they sent a pair of gloves, which were similar to her suspected ...

Authorities are reportedly investigating a damaged utility box near the home of missing Nancy Guthrie.

“I think the number one way this case is going to be solved is somebody coming forward that knows him," former FBI agent said.

As the search for "Today" host Savannah Guthrie's mother Nancy Guthrie reaches the one-month mark, here's a look at lingering details from the case.

Nancy Guthrie was taken from her home in Tucson, Arizona, more than two weeks ago and remains missing. Authorities have yet ...

Nancy Guthrie was taken from her home in Tucson, Arizona, more than two weeks ago and remains missing. Authorities have yet ...

Investigators returned to Nancy Guthrie's Tucson neighborhood as the search for the missing 84-year-old entered its 22nd day.

Here's the latest in the Nancy Guthrie kidnapping investigation, including what we know about a damaged utility box and DNA analysis.

The search for Savannah Guthrie's missing mother is entering its fourth week, as authorities in Arizona maintain that the case has not gone cold.

Nancy Guthrie has been missing for three weeks as investigators continue to pursue different avenues into her possible abduction.