Leandro da Silva Sousa was sentenced to a total of 43 years and 4 months in prison for the murder of police delegate Márcio Mendes Silveira, which occurred in July 2025 in the rural area of Caxias in Maranhão. The sentences handed down by the Jury Tribunal included 21 years for the homicide of the delegate, as well as additional years for the attempted homicide of two investigators who were involved in the case, reflecting the seriousness of the crimes committed.

The incident that led to this conviction began when Sousa, who was already under investigation for robbery and had an outstanding arrest warrant, attacked the police. Besides the long prison sentence, Sousa also received penalties for receiving stolen property. The actions against the police were seen as particularly dangerous due to the volatile nature of crime in the region, which has often been marked by violence against law enforcement.

This sentencing serves to emphasize the risks that police officers face in their line of duty, especially in areas plagued by organized crime. The outcome of this trial could potentially serve as a deterrent to future violence against law enforcement officials in the region and underscores the need for ongoing support and protection for police personnel in their efforts to maintain law and order.