Privacy ends at the grave.....in this case.
The therapist knew something was seriously wrong with this kid....and refused to act.
“The therapist knew something was seriously wrong with this kid....and refused to act, and the Mother of this mass murderer knew and failed to act.
Respectfully, you know nothing about this family or the treatments he could have, should have, or was scheduled to receive. You and general others should not assume anything about them. If you did that, you would look wise.