By that year, the FBI had become such a ubiquitous presence in the small town of Bridgeview, Illinois—home to some 200 Muslim Arab-American families—that the residents attributed many extraordinary and unexplained occurrences to what the community suspected was the government’s surveillance of their every move. There were the unknown cars that sat for hours outside their houses; men who didn’t appear to be in need going through their trash cans; and odd clicking sounds and static on the line when residents spoke on the phone.