In Mapp v. Ohio, the U.S. Supreme Court held that _____. January 1, 2023 by admin evidence seized in an unlawful search was to be excluded in federal courts evidence seized in an unlawful search was to be excluded in state courts federal police who seized evidence in an unlawful manner were subject to criminal prosecutions state police who seized evidence in an unlawful manner were subject to criminal prosecutions See Answer evidence seized in an unlawful search was to be excluded in state courts