Mom accused of helping teen son ditch his girlfriend's body after fatal stabbing — then mom makes shocking admission

A [Pennsylvania mother](https://www. com/tag/pennsylvania) is accused of helping her teenage son dispose of his girlfriend's body after he allegedly [stabbed](https://www. com/tag/stabbing) her to death, according to authorities. Pennsylvania State Police said officers last week were alerted that 18-year-old Karoline Heintz could be missing. 'This is a parent’s worst nightmare.