LINCOLN, Neb. (Flatwater Free Press) – The 16-year-old won’t tell his mom much about the days he spends locked alone in a room. He falls silent when his mother, Richetta Lowman, brings it up over the phone. He shuts down in person after she makes her weekly drive from Omaha through the barbed wire fences of Kearney’s Youth Rehabilitation and Treatment Center and asks about it.