The broad provisions of this rule came under legal attack in  the 1984 case U.S. v. Leon, with the Supreme Court holding that  evidence obtained "in good faith" with a search warrant that was  later ruled invalid is still admissible.
The broad provisions of this rule came under legal attack in  the 1984 case U.S. v. Leon, with the Supreme Court holding that  evidence obtained "in good faith" with a search warrant that was  later ruled invalid is still admissible. For ten points, name this  rule central to the 1961 case Mapp v. Ohio which states that  evidence seized by police in violation of the Fourth Amendment is  inadmissible in a trial.
The broad provisions of this rule came under legal attack in  the 1984 case U.S. v. Leon, with the Supreme Court holding that  evidence obtained "in good faith" with a search warrant that was  later ruled invalid is still admissible.
{Exclusionary} rule [prompt on {4th Amendment}]