His story evolved during the course of the investigation. He originally told police that Sherin was alive when he put her outside. He later admitted she died when he "physically assisted" her in drinking the milk and choked.
During a custody hearing for the Mathews' biological daughter, a child abuse specialist testified that Sherin's body showed signs of abuse and that she had a series of broken bones and injuries, in various stages of healing, that could not have happened prior to her adoption.
The mother is charged with child abandonment faces a sentence that ranges from two to 20 years in prison with a fine. The father is charged with felony injury to a child, which carries a sentence of up to life in prison.