Nancy Guthrie mystery exposes new threat targeting unsuspecting Americans letting down their guards

As the wrench attack theory is gaining traction as a possible motive for the Feb. 1 suspected abduction of Nancy Guthrie , experts are warning that criminals are increasingly sweeping the web for signs of wealth that could lead them to new victims. "The bad guys in these cases and in many types of criminal cases utilize open source information and social media information to find their targets and the targets’ vulnerabilities, the pressure point," said Lisa J. Miller, a retired detective and law