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 ...

The court must determine whether the emergency aid exception to the Fourth Amendment’s warrant requirement necessitates a showing of probable cause that someone inside the home requires emergency aid.

I recently posted about the open fields doctrine of Fourth Amendment law, the rule that it is not a "search" under the Fourth Amendment for the government to trespass on to your open field. In my post ...