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Sergio Marroquin Jr. Fatal Costa Mesa Crash Sunflower and Hyland Avenues

Sergio Marroquin Jr. Killed; Driver Faces Manslaughter Charges

 Mynor Esquivelvalle Arrested Fatal Costa Mesa CrashCOSTA MESA, Calif. (Oct. 26, 2020) – Sergio Marroquin Jr. 23, has been identified as the passenger killed in a crash early Thursday at Sunflower and Hyland avenues in Costa Mesa.

The driver of the pickup truck he was riding in, Mynor Augusto Esquivelvalle, 22, of Los Angeles, is charged with gross vehicular manslaughter and a sentencing enhancement allegation of inflicting great bodily injury. The driver and passenger, who are both cousins, were riding together with a second passenger when the vehicle overturned at the Costa Mesa intersection.

The suspect was reportedly doing doughnuts in the street. The driver was among roughly 100 motorists in the area taking part in a street takeover at the Costa Mesa intersection, police said.

The Costa Mesa Police Department reported all three people in the car were hurt, but Marroquin died of his injuries.  The second passenger was hospitalized with undisclosed injuries.

Related: Street Takeovers in the Rise in Southern California

1 Passenger Killed in Costa Mesa Crash

Investigators say there were skid marks on the street consistent with a vehicle doing doughnuts. They suspect that is what caused the pickup truck to overturn.

After the crash, Esquivelvalle stopped and cooperated with the police investigation. Furthermore, police do not suspect alcohol was a fact in the crash. Meanwhile, four spectators were arrested on suspicion of aiding and abetting the crime.

Police say the street takeover involved more than 100 vehicles, many of them came to Costa Mesa from a similar event in Anaheim where a woman had been struck and injured the same night.

Johnson Attorneys Group does not represent any of the parties mentioned above; nor is it our intent to represent any of the parties. If you would like to contribute to this story, please contact us.


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