"They are now the target of forensic tracking," CEO of Lionsgate Network Bezalel Eithan Raviv said of the suspect.
A bitcoin wallet linked to a $6 million ransom for Savannah Guthrie’s missing mother, Nancy Guthrie, remains empty.
Investigators have spent days analyzing notes from people claiming to be Nancy Guthrie’s kidnappers, including one that demanded millions of dollars in Bitcoin for her release.