Johnson City, Tennessee police say parents of a 19-month-old girl have been charged with murder and aggravated child abuse after a medical examiner determined the toddler had been killed. Court documents state Samiah Crater died four months after being returned to the custody of her parents. She weighed only 12 pounds when she passed away. The medical examiner reported the child appeared emaciated. Her ribs and spine were clearly visible and her cheeks were sunken in and there were marks indicative of trauma at different points on and around her head. Law enforcement states 20-year-old Sapora D. Walton and 22-year-old Jeremiah T. Crater were both taken to the Washington County Detention Center. They reportedly couldn’t explain the injuries to the child and said they weren’t aware of any health problems.