Overview

• Luiz Garnica, a 38-year-old orthopedic surgeon, and his mother, Elizabete Arrabaça, remain in custody facing qualified homicide charges in Brazil.
• Toxicology tests confirmed the presence of chumbinho, an illegal pesticide often misused as a household poison, in Larissa Rodrigues's system.
• Investigators allege premeditation, citing a witness who reported Arrabaça sought to acquire the pesticide two weeks before Rodrigues's death.
• Evidence includes Garnica's admission of an 18-month affair and reports that he went on a cinema date with his mistress hours after Rodrigues's death.
• Police continue to analyze digital records, forensic evidence, and witness statements to establish each suspect's role in the alleged crime.