This video is pure chaos: we’re magnet fishing, pulling a backpack full of tech, and suddenly it’s “cops, helicopters, and people yelling.” The officer walks up and you can hear the shift in tone“That ...

Investigators hunting the kidnapped mother of US TV star Savannah Guthrie have deployed a helicopter-mounted “signal sniffer” to track the signal emitted by her pacemaker ...

The DNA profile was recovered from gloves found during the investigation into the disappearance of Nancy Guthrie in Arizona.

The helicopter carrying the device is flying slowly and at a low altitude over the area where investigators are searching.

As the search for the mother of "Today" host Savannah Guthrie enters its third week, investigators have yet to identify a ...

The Pima County Sheriff’s Department said Tuesday that DNA evidence gathered from a pair of gloves found near Nancy Guthrie’s ...

A device that can pick up certain electronic signals is being used in the search for Nancy Guthrie, as it may detect emissions from her pacemaker, sources told CBS News.

They’re searching for Nancy Guthrie’s heartbeat. Cops are flying over the Tucson desert with a high-tech Bluetooth signal detector, also known as a signal sniffer, in an attempt to locate a signal ...