The Michigan Supreme Court found sobriety checkpoints to be a violation of the Fourth Amendment. However, in a split decision, the U.S. Supreme Court reversed the Michigan court. Although acknowledging that such roadblocks violate a fundamental constitutional right, Chief Justice Rehnquist argued that they are necessary in order to reduce drunk driving. That is, he argued that the end justifies the means. Attorney and law professor Lawrence Taylor refers to this as “the DUI exception to the Constitution.” 1