A police officer stops a person walking on the sidewalk who matches the description of a burglar. The officer conducts a pat search (a search of the outer clothing) and feels an object she believes to be a gun. She retrieves the gun and arrests the person for illegal possession of a firearm. The evidence (gun) will be admissible based on precedent established by which case? o Mapp v. o Ohio United States v. o Leon Terry v. o Ohio Carroll v. o United States