Carmen Barahona has been charged with first-degree murder , police say . She also has been charged with child abuse and neglect . Comment: The girl 's twin was treated for burns after being found in his adoptive father 's truck .
Carmen Barahona has been charged with first-degree murder , police say . She also has been charged with child abuse and neglect . 10-year-old girl was found dead in plastic bag . The girl 's twin was treated for burns after being found in his adoptive father 's truck .