June 30, 2016 6:30 pm Mercer County Teen Charged in School Superintendent's Hit-and-Run Death Charges have been filed against an 18-year-old driver who police say struck and killed superintendent Steven Mayer as he was walking his dog. US & World Videos 1:57 Police searching for 2 suspects after a man was carjacked at gunpoint in Logan 2:58 Delaware woman killed after police chase ends in crash in Chester, Pennsylvania 0:22 Protestors block traffic in protest on Walnut Street 0:51 U.S. Capitol Officer from Bucks County runs across country to bring awareness 10:29 Who is most likely to burn out at work? The Lineup