The Infinite Brief

The organization claimed the agencies “failed to produce records” relating to cell site simulators — or “stingrays.”

Stingrays impersonate cell towers to trick cell phones into connecting to them, allowing its operator to collect unique identifiers from the device and determine their location.

A government oversight report in 2016 said both CBP and ICE collectively spent $13 million on buying dozens of stingrays, which the agencies used to “locate people for arrest and prosecution.”