Cops stopped a semitruck because of a drug tip, then tried to dress the illegal search up as a routine inspection.

Kagan insists that the Fourth Amendment cannot be defeated by slicing invasions of privacy into pieces small enough to appear insignificant.

The Supreme Court ruled Monday that law enforcement’s use of a geofence warrant to obtain cellphone location data constitutes a search under the Fourth Amendment, marking a significant privacy ruling ...

We have seen this movie before, and the original version ended with a whimper, not a bang.

Writing for the 6-3 majority, Justice Elena Kagan said that the technique, known as geofencing, violates the Fourth Amendment's prohibition against unreasonable searches.

Law enforcement officials frequently draw virtual fences around areas of interest and require Google to identify every cellphone in the area using cell location history. Dubbed a “geofence search,” ...

The Fourth Amendment protects a user’s “location history,” the Supreme Court ruled Monday. The same logic already applied to a cellphone’s tracking, and the high court found “no good reason exists to ...

The Supreme Court ruled that police conducted a 'search' of a bank robber's smartphone, but called for a review of whether it was 'reasonable.' ...

RICHMOND, VA — An officer was not entitled to qualified immunity because the Fourth Amendment right at issue — the right of a non-threatening, unarmed and passively resisting suspect to be free from ...

Geofence warrants compel tech companies like Google to provide information about electronic devices that are present in a given area on a particular date during a specific window ...