![Traffic information ruling [US SC]](https://www.jurist.org/wp-content/uploads/2018/04/shutterstock_657639088.jpg)
Pierce County v. Guillen, Supreme Court of the United States, January 14, 2003 [ruling that federal highway safety law does not require state and local governments to release information collected about dangerous intersections that might be used against them in lawsuits]. Read the opinion here. Reported in JURIST's Paper Chase here.