Overview
- Civil Police forensic exams identified carbon monoxide poisoning as the cause of death for Lidiane Aline Lourenço, 33.
- The autopsy for her daughter, Miana Sophya Santos, 15, was inconclusive due to advanced decomposition.
- On-site investigators reported no signs of violence in the apartment and flagged irregularities in the gas system.
- Neighbors alerted authorities after noticing a strong odor; firefighters forced entry and found Miana in the living room and Lidiane in a bedroom.
- Witnesses last saw the pair alive on October 5, and the exact time of death has not yet been determined.