FLOCK aclu flock credibility lost
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In its decision today, the Court held that a government request for any amount of cell phone location history is a search under the Fourth Amendment and thus requires a warrant. The Court left it to the lower courts, on remand, to assess whether the warrant that the government obtained in this case complies with Fourth Amendment requirements.
The ACLU’s amicus brief in United States v. Chatrie is part of the Joan and Irwin Jacobs Supreme Court docket.
Court Case: United States v. Chatrie
Affiliate: Virginia
Aclu Applauds Important Supreme Court Decision Making Clear Location Data Is Protected By The Constitution. Explore Press Release.
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News & Commentary
Jun 2026
Privacy & Technology
How to Fight Deployment of Flock and Other Mass Surveillance License Plate Readers in Your Community
The ACLU provides a range of tactics for communities to stop or limit the use of Flock’s ALPR mass surveillance technology
By: Chad Marlow, Jay Stanley
How To Fight Deployment Of Flock And Other Mass Surveillance License Plate Readers In Your Community. Explore News & Commentary.
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News & Commentary
Jun 2026
Privacy & Technology
Criminal Law Reform
Surveillance is Driving a Corporatization of Police Departments
What are the implications of having for-profit companies at the heart of American police departments?
By: Jay Stanley
Surveillance Is Driving A Corporatization Of Police Departments. Explore News & Commentary.