Overview
- The Sonora governor confirmed at least 23 fatalities and 11 people receiving hospital care, with children among those who died.
- The state attorney general said preliminary forensic work shows most victims succumbed to toxic-gas inhalation rather than burns.
- Authorities ruled out an intentional attack and are focusing the inquiry on a transformer or other electrical malfunction inside the store.
- The Red Cross reported deploying 40 staff and 10 ambulances, making multiple hospital trips, as federal teams were sent to assist families.
- Day of the Dead cultural events in Sonora were canceled as officials continue identifications and pledge a transparent investigation.