Jury Returns Verdict in Sacramento County Stabbing Murder Case

Published: August 21, 2026 07:29 (CT) CAToday Editorial Team Public Safety

Ricky Sims was found guilty by a Sacramento jury for the 2021 fatal stabbing of Marya Guillén.
The court revealed that the victim suffered over 50 stab wounds, with 45 concentrated on her face and upper body.
Sims initially claimed self-defense when calling 911, but investigators found him covered in blood at the scene.
Sentencing is scheduled for October 23, where he could face between 26 years to life in prison.

A Sacramento jury has delivered a decisive verdict in a long-running homicide case involving the fatal stabbing of Marya Guillén. Ricky Sims was found guilty of the crime, marking a significant conclusion to an investigation that began in August 2021.

Court Proceedings and Evidence

During the trial, prosecutors presented forensic evidence detailing the brutal nature of the attack. Testimony confirmed that Guillén sustained fifty-four stab wounds, with forty-five located on her face, head, neck, and limbs. The defense argued self-defense, pointing to Sims emergency call made shortly after the incident.

The evidence presented in court clearly contradicted the initial claims of self-defense, stated lead investigators during press briefings following the verdict.

Despite these arguments, the jury rejected the defense narrative after reviewing physical evidence and witness accounts. Sims was taken into custody immediately following the reading of the verdict, awaiting his formal sentencing date.

Local California Context

This case has drawn considerable attention within Sacramento County due to its violent nature and the extensive police work required to secure a conviction. Local law enforcement agencies emphasized the importance of thorough forensic analysis in domestic violence related homicides. Community leaders have called for increased resources for victims of intimate partner violence to prevent future tragedies in the region.

Background on the Incident

The incident occurred on August 15, 2021, when Sims contacted emergency services to report a disturbance. First responders arrived to find Sims covered in blood while Guillén was discovered inside a bedroom with multiple defensive and offensive wounds. Medical examiners later determined that the sheer number and placement of the injuries ruled out accidental or mutual combat scenarios.

Conclusion and Next Steps

With the guilty verdict secured, the legal process now shifts toward determining the appropriate punishment. Sims is scheduled to appear in court on October 23, where he faces a potential sentence ranging from twenty six years to life imprisonment. Victims advocacy groups continue to monitor the proceedings closely, ensuring that the judicial outcome reflects the severity of the crime committed against Guillén.