It would not be surprising if recording devices were already planted in/around/near the Sherman home prior to the murders. Wondering if the prospective buyer happens to be one of the people in a foreign country with whom LE has been trying to communicate? imo, speculation. PressReader.com - Your favorite newspapers and magazines. '' A realtor who works for the Shermans, Elise Stern, pops by to show the house, but the prospective buyer cannot be present and so Stern uses FaceTime to tour the home.''