The investigation into a possible serial killer in Philadelphia is intensifying. A Philly home is now at the center of the disturbing investigation involving at least 7 missing women. Investigators say evidence connects the Horsch family to women who are missing and possibly deceased, while footage recovered from inside the home appears to show several women lifeless on camera. Authorities also uncovered more than a million digital files that investigators are still combing through. Now, police and the FBI are back inside the property, pulling up floorboards and possibly removing drywall as they search for DNA and any evidence that could help determine what happened to the women. Despite everything uncovered so far, investigators have not found human remains on the property. What investigators found inside the home, and the evidence they’re now searching for: ▻