By Charlie Savage @ NYTimes.com, Sept. 4

WASHINGTON — A federal judge ruled on Wednesday that a federal government database that compiles people deemed to be “known or suspected terrorists” violates the rights of American citizens who are on the watchlist, calling into question the constitutionality of a major tool the F.B.I. and the Department of Homeland Security use for screening potential terrorism suspects.

[...] In a 32-page opinion, Judge Anthony J. Trenga of United States District Court for the Eastern District of Virginia said the standard for inclusion in the database was too vague. “The court concludes that the risk of erroneous deprivation of plaintiffs travel-related and reputational liberty interests is high, and the currently existing procedural safeguards are not sufficient to address that risk,” Judge Trenga wrote.

[Read the ruling.]

As of 2017, about 1.2 million people were on the watchlist,  which is maintained by the F.B.I.’s Terrorist Screening Center. Although a vast majority of them were foreigners abroad, about 4,600 were American citizens who are protected by the Constitution [....]