Surveillance of Dearborn man by feds raises questions over warrant

(Detroit News) The government is refusing to reveal why federal agents surveilled a Dearborn man after obtaining a secret order used to investigate foreign spies and thwart terror attacks.

Federal court records obtained by the Detroit News chronicle a rare public fight over some of the government’s most closely guarded secrets — a battle between Attorney General William Barr and a self-described nerd — and reveal a previously unknown investigation by the FBI’s counter-terrorism division.

At the center of the fight is a controversial surveillance tool that has drawn scrutiny after agents used it to investigate links between Russia and President Donald Trump’s presidential campaign.

Lawyers for Nassif Sami Daher, 28, want federal prosecutors to divulge the roots of the domestic surveillance investigation and relinquish evidence gathered while surveilling Daher, a self-described gas station employee who also delivers newspapers.

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