Towers are separated into 3 sectors; records show tower number and tower sector; and then azimuth and direction of the antenna. From collected data, Wilde was able to create a map of coverage. Another set of records – Verizon RTT records – are an estimation of distance between phone and tower at time of call. All of the data combined shows a cell phone’s location at specific times and the towers and antennas used to transmit calls. […]
Phone data used to establish timeline, locations; childhood friend of Paul Murdaugh testifies
