REXBURG, Idaho (KIFI) - A man in Madison County is charged with a felony aggravated battery after police say he inflicted willfully caused injury to his three-month-old child. The Rexburg Police arrested Leonardo Santiago Jara Saltos after being alerted by Child Protective Services that Saltos had confessed to his wife to shaking their newborn son. According to court documents, Saltos claimed his newborn son had fallen off the changing table/dre…