Lower courts are divided on the Fourth Amendment implications of a drug detection dog that jumps into a car on its own and then alerts to illegal drugs. I thought I would offer some thoughts on the ...

In the name of fighting “chaos” and an imaginary crime wave, President Trump has launched a broad assault on our Fourth ...

This is read by an automated voice. Please report any issues or inconsistencies here. Earlier this month, the Supreme Court rendered obsolete the 4th Amendment’s prohibition on suspicionless seizures ...

A federal appeals court ruled on Friday that geofence warrants, which are used to identify all users or devices in a geographic area, are prohibited by the Fourth Amendment’s protection against ...