The Elsag PMH-900, as described in a company brochure. Elsag With license plate reader (LPR) use rapidly expanding throughout the United States, it's no surprise that sometimes officers pull over motorists—at gunpoint—for mistakes made by the automated camera system. The latest incident happened near the border of Kansas and Missouri. According to the Prairie Village Post, earlier this month lawyer Mark Molner was driving through a Kansas City suburb on his way home from his wife’s sonogram.