S Mexico border chief of the California Highway Patrol's border division, Omar Watson.

There were 25 occupants in the Ford Expedition, including the driver.

Unfortunately, 12 of the occupants, including the drivers, to come to the injuries on scene.

One other person was transported to the hospital, where they also succumbed to their injuries are multidisciplinary accident Investigation to you from Border Division is handling this collision, and it's going to make sure that we have a thorough and complete investigation completed.

Those killed in the accident, including the driver of the SUV, ranged in age from 20 to 55.

Despite the presence of U.

S.

Customs and Border Protection agents, Watson did not address whether the SUVs occupants were migrant workers or others who might have crossed from Mexico in an overcrowded vehicle.

The Ford expedition typically is designed to hold 5 to 8 people.

The driver of the tractor trailer, which was hauling two loads of gravel was also hospitalized with moderate injuries.

Watson said California Highway Patrol was working with the Mexican consulate to determine who was in the vehicle and notify families of the deceased.