Federal agents stand guard on a road outside an agricultural facility where an immigration raid occurred in Camarillo, Calif., in July.Credit...Daniel Cole/ReutersShareWhile putting together my Trump Tyranny Tracker, I came across alarming news that has gone largely unnoticed but needs our attention—ASAP. Documents reviewed by 404 Media reveal that ICE is purchasing access to a powerful surveillance tool that harvests billions of pieces of location data daily from hundreds of millions of phones....