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Articles Posted in Fourth Amendment

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Warrants May Not Be Enough to Make Stingrays Lawful Under the Fourth Amendment

As I discussed in my last post, the U.S. Department of Justice recently published a new policy that generally requires federal law enforcement agencies to obtain a search warrant before using a cell-site simulator device, otherwise known as a stingray. But the policy itself does not create grounds for someone…

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Supreme Court: Fourth Amendment Protects Against Electronic Monitoring… Sometimes.

In Grady v. North Carolina, the United States Supreme Court unanimously decided that the government conducts a “search” implicating the protection of the Fourth Amendment when it monitors someone’s movements electronically without their consent. This ruling may have some implications for the government’s use of electronic surveillance techniques, but ultimately…

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“I Think What You Did Was Illegal”: Stops and Searches Based on Mistakes of Law

The Fourth Amendment protects against “unreasonable” searches and seizures, but what the courts consider “unreasonable” has evolved and shifted over time. One overarching trend over the last few decades is that police officers have been given significant leeway, and usually the benefit of the doubt, to stop and search individuals…