Sarah Martin , 14 , was found with her mother in a car with charcoal grills burning . Authorities say the mother was trying to kill both the autistic child and herself . Officers found the vehicle locked with two charcoal grills burning inside , emitting carbon monoxide and using up the oxygen , according to Irwin . The mother had stated that she was suffering ` ` a severe case of depression . ''
Sarah Martin , 14 , was found with her mother in a car with charcoal grills burning . Authorities say the mother was trying to kill both the autistic child and herself . The mother had stated that she was suffering ` ` a severe case of depression . ''