Simon Mendoza Chavez & Simon Magana Chavez. Photos by Antioch PD.

By Lt. John Fortner – Investigations, Antioch Police Department

On June 13, 2019, members of the Antioch Police Department began investigating an extensive sexual abuse case. The abuse involved several minors that were victimized by a father and son who provided foster care for the children from 2011 through 2017. (See related article)

Earlier this month, Antioch detectives from the Investigations Bureau arrested 64-year-old Simon Mendoza Chavez, and his son 31-year-old Simon Magana Chavez, in connection with these crimes. Both father and son were charged with the sexual abuse of multiple children, unlawfully having sex with a minor, and lewd acts with a child.

Currently, detectives assigned to the Investigation Bureau’s Sex Crimes Unit are working with the District Attorney’s office as the case is ongoing and active. Members of the public with information about the case are asked to call Detective Kelly Inabnett at (925) 779-6932.

Anyone with information is asked to call the Antioch Police Department non-emergency line at (925) 778-2441. You may also text-a-tip to 274637 (CRIMES) using the key word ANTIOCH.

By Scott Alonso, Public Information Office, Contra Costa District Attorney

Earlier this month, the Contra Costa County District Attorney’s Office charged defendant Simon Chavez, a 64-year-old resident of Antioch, California and his son Simon Magana Chavez, 31-year-old resident of Atwater, California for the sexual abuse of multiple children and unlawfully having sex with a minor.

The elder Chavez was a foster father at his home in Antioch with Contra Costa County’s Children and Family Services. Overall, he fostered young children under his care for at least 18 years.

Simon Chavez entered a not guilty plea to the 63 felonies on July 16 in the Pittsburg Superior Court before the Honorable Leonard Marquez. Chavez is in custody at the Martinez Detention Facility and his bail is $31.5 million.

Chavez’s son, Simon Magana Chavez was arraigned this past Friday in the Pittsburg Superior Court. He pleaded not guilty to the complaint. The younger Chavez is charged with multiple felonies and misdemeanors related for crimes against two children, including lewd acts against a child and unlawful sex. As recently as 2018, Simon Magana Chavez was a correctional officer with the state of California. The bail for Simon Magana Chavez is $1.23 million.

Both cases are assigned to Deputy District Attorney Diana Weiss with our Office’s Sexual Assault Unit.

Our Office does not release how a victim may know a defendant in a sexual assault case as well as the age or name of a victim to protect their confidentiality.

The investigation is ongoing and active. Members of the public with information about the case should call Antioch Police Detective Kelly Inabnett at 925-779-6932.

Case information: People v. Simon Chavez, Docket Number 04-197245-4; People v. Simon Magana Chavez, Docket Number 04-197264-5.

By Sergeant Rick Hoffman #4515, Antioch Police Field Services Bureau

On Thursday, July 25, 2019, at approximately 10:30 pm, Antioch Police Department officers were dispatched to the area of East 18th Street and Phillips Lane for a report of a major injury motorcycle collision. Upon arrival, officers located the motorcycle at the north curb line of East 18th Street just west of Phillips Lane with extensive damage. Officers located an unoccupied passenger vehicle in a nearby parking lot. The passenger vehicle also had extensive damage, which appeared to be as a result of a collision with the motorcycle. Officers found the motorcycle rider had been ejected from the motorcycle and was suffering from serious injuries. The 34-year-old motorcycle rider was transported to a local hospital where he is listed in critical condition. The driver of the passenger vehicle was not located.

Anyone with information is asked to call the Antioch Police Department non-emergency line at (925) 778-2441 or You may also text-a-tip to 274637 (CRIMES) using the key word ANTIOCH.

Suspects from Antioch, Bay Point

By Jimmy Lee, Director of Public Affairs, Contra Costa County Office of the Sheriff

Two suspects involved in a homicide and assault with a deadly weapon case in Bay Point that occurred on Thursday, July 18, 2019 have been formally charged with murder by the Contra Costa D.A.’s Office. Detectives from the Contra Costa County Office of the Sheriff Investigation Division presented their case to the D.A.’s Office on Thursday, July 25, 2019.

Both suspects remain in custody at the Martinez Detention Facility. 20-year-old Abel Garcia of Antioch, who was arrested on July 18, 2019, is held being held on murder, conspiracy, assault with a deadly weapon, and robbery charges. 24-year-old Erick Ruiz of Bay Point was arrested Friday, July 19, 2019. He is being held on the same charges. Both are being held without bail.

On Thursday, July 18, 2019, at about 9:09 PM, Muir Station Deputy Sheriffs were dispatched to a suspicious circumstance in the area of Riverside Drive and Mariners Cove in Bay Point. The caller stated that there was a man who appeared to be beaten in the street. Deputies arrived and found an unresponsive man in front of a home on the 200 block of Riverside Drive. The victim was taken to a local hospital where he was later pronounced deceased. He is identified as 38-year-old Johnny Burns of Bay Point. Later at about 9:21 PM, Deputy Sheriffs responded to a report of an assault with a deadly weapon on the 2700 block of Willow Pass Road in Bay Point. The victim was later treated and released from a local hospital.

The suspect vehicle and suspect descriptions were broadcast to law enforcement agencies in the area. The Concord Police Department later located the vehicle. Deputies responded to that location and took custody of Abel. An arrest warrant was issued for the Ruiz, who was arrested the next day.

The investigation is ongoing. Anyone with any information on this case is asked to contact the Office of the Sheriff at (925) 646-2441 or Investigation Division at (925) 313-2600. For any tips, email: tips@so.cccounty.us or call (866) 846-3592 to leave an anonymous voice message.

By Jimmy Lee, Director of Public Affairs, Contra Costa County Office of the Sheriff

On Thursday, July 18, 2019, at about 9:09 PM, Muir Station Deputy Sheriffs were dispatched to a suspicious circumstance in the area of Riverside Drive and Mariners Cove in Bay Point. The caller stated that there was a man who appeared to be beaten in the street.

Deputies arrived and found an unresponsive man in front of a home on the 200 block of Riverside Drive. The victim was taken to a local hospital where he was later pronounced deceased. He is identified as 38-year-old Johnny Burns of Bay Point.

At about 9:21 PM, Deputy Sheriffs responded to a report of an assault with a deadly weapon on the 2700 block of Willow Pass Road in Bay Point. The victim was later treated and released from a local hospital.

The suspect vehicle and suspect descriptions were broadcast to law enforcement agencies in the area. The Concord Police Department later located the vehicle. Deputies responded to that location and took custody of 20-year-old Abel Garcia of Antioch. An arrest warrant was issued for the second suspect, Erick Ruiz. The 24-year-old Bay Point resident was arrested Friday, July 19, 2019.

Garcia was later booked into the Martinez Detention Facility (MDF) on the following charges: assault with a deadly weapon, felony battery, conspiracy and participating in acriminal street gang. Garcia is being held in lieu of $140,000 bail. Ruiz was also booked into the MDF for assault with a deadly weapon, felony battery and conspiracy. He is being held in lieu of $160,000 bail.

Detectives are still investigating both incidents to determine if they are linked.

The investigation is ongoing. Anyone with any information on this case is asked to contact the Office of the Sheriff at (925) 646-2441 or Investigation Division at (925) 313-2600. For any tips, email: tips@so.cccounty.us or call (866) 846-3592 to leave an anonymous voice message.

By Lt. John Fortner, Antioch Police Investigations

On Friday, July 19, 2019, at approximately 12:47 pm, Antioch police officers responded to the area of West 9th and “J” Streets on the report of several gunshots in the area. When officers arrived at the scene, they located a 28-year-old male suffering from multiple gunshot wounds.

Officers immediately provided first aid to the victim until ambulance and Contra Costa County Fire paramedics arrived. Paramedics transported the victim to a local area trauma center. The victim was admitted into the hospital in critical condition.

Currently, the shooting is being investigated the Antioch Police Department’s Investigations Bureau, and evidence at the scene is being collected.

Anyone with information is asked to call the Antioch Police Department non-emergency line at (925) 778-2441. You may also text-a-tip to 274637 (CRIMES) using the key word ANTIOCH.

Six-car accident on Vasco Road, Friday evening, July 19, 2019. Photos by East Contra Costa Fire Protection District.

By CHP-Contra Costa

Friday evening at about 5:32 P.M., Contra Costa CHP was advised of a six-vehicle collision on Vasco Road, just north of Camino Diablo in east Contra Costa County. An on-duty Contra Costa Sheriff’s deputy was involved but thankfully only sustained minor injuries.

Three parties from the collision were transported to local hospital’s by CHP helicopter, Contra Costa Sheriff’s office Cal-Star helicopter, and Reach regional helicopter as well. Three other parties were transported to local hospitals by ground ambulance. Thankfully all injured parties sustained non-life-threatening injuries. We’d like to thank our allied agencies and emergency personnel on scene for their help in this incident.

The cause of the collision is still under investigation. Alcohol and/or drug impairment is not suspected. If anyone has information about this collision, please call the Contra Costa CHP Office at 925-646-4980. Thank you and please drive safe.

By Lieutenant John Fortner – Investigations, Antioch Police Department

At approximately 1:00 am, Thursday, July 18, 2019, an Antioch police officer spotted a vehicle travelling on Somersville Road matching the description of the stolen vehicle. As officers got into position to initiate a traffic stop, the suspect driver accelerated away from the officers. After the officers activated their emergency lights and siren, the 21-year-old suspect driver fled eastbound on Buchanan Road at a high rate of speed.

At the 1100 block of Buchanan Road, the suspect vehicle crossed the raised center divider and stopped after colliding with a tree on the north side of the roadway. Emergency fire department and ambulance paramedics were immediately called to the scene to render first aid. Ultimately, the suspect driver succumbed to his injuries and he was pronounced deceased at the scene.

The Antioch Police Department’s Investigations Bureau responded to the scene and the Contra Costa County Law Enforcement Involved Fatal Incident Protocol was invoked.

The incident is currently being jointly investigated by the Antioch Police Department and the Contra Costa County District Attorney’s office.

No further information will be released regarding this case at this time. Any further information or additional press releases will be provided by the Investigations Bureau.

Anyone with information is asked to call the Antioch Police Department non-emergency line at (925) 778-2441. You may also text-a-tip to 274637 (CRIMES) using the key word ANTIOCH.