U.S. Supreme Court Says Reasonable Mistakes by Police About the Law Can Still Justify a Traffic Stop

Generally, the Fourth Amendment prohibits “unreasonable searches and seizures.”  But what happens if the officer thinks he has justification for pulling someone over, but it turns out he was wrong?  The Supreme Court answered this question recently in its 8-1 decision in Heien v. North Carolina, No. 13-604. Mistakes of Law