'On Deadline' dives in to whether more parents can be held responsible for kids who kill after many were left wondering if the conviction of Jennifer Crumbley for her son's mass killing at a school in suburban Michigan will become a  precedent. 'On Deadline' is hosted and produced by Lauren Barry. It's also produced by Joe Hiti, Christy Strawser, Bill Smee and Myron Kaplan. Sound design by Joe Hiti.