Horsch House Search_ FBI Tears Into Home for New Evidence.

The FBI and Philadelphia investigators are intensifying the search of the Horsch House, removing material and examining the property for possible forensic evidence tied to missing women. Retired NYPD Sergeant Bill Cannon breaks down what investigators may be looking for, how digital evidence could lead them to specific locations inside the house, and what would be needed to build a homicide case. What evidence could finally turn this disturbing investigation into a prosecutable murder case?