He spoke about the information investigators can glean from phone records, explaining that cellphone carriers memorialize data about the specific antennas used during calls. According to Tully, those phone records can also tell investigators roughly how far away the device was from an antenna, even when someone was not actively using their phone. […]
Congressman Perry had fought to keep prosecutors from accessing the phone. He spoke to CBS 21 a week after the seizure, and said that he did nothing wrong. […]
Read More… from Court mistake leads to release of texts from Rep. Scott Perry’s seized phone
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. […]
On the fifth day of the trial against Andrew McCauley Jr., the prosecution called an FBI special agent who is a member of the Cellular Analysis Survey Team, or CAST, to testify. In his testimony, he stated many of McCauley’s claims do not match up with his cell phone records. […]
Read More… from Cell Site Analysis Being Used in the Murder Trial of Riley Crossman
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