The operation was aided by different uses of technology, including surveillance cameras and cell phone triangulation. Cell phone triangulationThe authorities were also able to use cell phone triangulation technology, which provides a cell phone's location data via information collected from nearby cell towers. According to a primer from the National Association of Criminal Defense Lawyers, cell phone triangulation uses multiple cell phone towers to track the phone with greater precision than say a single cell tower. Thanks to the prevalence of 4G connectivity, cell phone triangulation is more effective than it was before, Fox News has previously reported. As cell phone companies store this type of data, law enforcement authorities must request it via the appropriate court processes.

Source: Fox News March 21, 2018 13:30 UTC