Dateline NBC
The Betrayal of Sandra Birchmore (33x34)
Season finale
Air date: Sep 19, 2025
A February nor'easter closes a Boston-area elementary school; when it reopens, a teacher's aide never returns and is found dead days later; investigators rule the death a suicide, but was it something far more sinister?
- Premiered: Mar 1992
- Episodes: 1192
- Followers: 153
