Supreme Court Ruling Razes Artificial Fire Wall Between Local Law Enforcement and Immigration Enforcement (Washington D.C.—April 1, 2005) In its March 22 ruling in the case of Muehler v. Mena, the Supreme Court removed barriers that prevent local law enforcement officers from questioning the immigration status of individuals they suspect to be in the United States illegally. In this groundbreaking decision, the high Court rejected the claim of Ira Mena, a permanent resident of the U.S., that police had violated the Fourth Amendment while conducting a lawful search of her home. The Fourth Amendment provides protection by establishing that persons...