DUI Checkpoints: Are They Justified (Still)?

U.S. Supreme Court Upholds Sobriety Checkpoints, Michigan v. Sitz, 496 U.S. 444 (1990) In 1986, the Michigan State Police Department created a sobriety checkpoint program aimed at reducing drunk driving within the state. The program included guidelines governing the location of roadblocks and the amount of publicity to be given to the operation. Before the first roadblock went into effect, Rick Sitz, a licensed Michigan driver, challenged the checkpoints and sought declaratory and injunctive relief. Sitz was victorious in the Michigan lower courts.  In a 6-to-3 decision, the Court held that the roadblocks did not violate the Fourth Amendment.  Chief Justice William...