America has had its Constitution for more than two centuries, and yet today there are many questions about its meaning that still do not have final answers. A perfect example: What does the word ...

As a general rule, the Fourth Amendment requires police to have a warrant to conduct a search. But the courts have carved out a variety of exceptions to that general rule, including one known as the ...

The Supreme Court has long held that police don't need a warrant to search a motor vehicle if they have probable cause to think it contains evidence of a crime. But does the so-called "automobile ...

In an 8-1 decision on Tuesday, the Supreme Court said police in Virginia couldn’t use a Facebook photo as cause to examine a motorcycle under a tarp parked next to a house, without a search warrant.