The deadly wreck happened June 1, on near milepost 257, according to a police report

Stephanie Codina
Stephanie Codina and 11-Year-Old Son Killed in Multi-Car Crash on Interstate 10 near Milepost 257 in Tucson

, AZThe Arizona Department of Public Safety has identified a female passenger killed along her 11-year-old son on 10 Freeway in Tucson Sunday evening as 42-year-old Stephanie Marie Codina.

The deadly wreck happened June 1, on Interstate 10 near milepost 257, according to a police report.

Reportedly, one car had been involved in a non-injury collision, and a second vehicle pulled over on the median shoulder to help.

For unknown reasons, a commercial vehicle struck the first car before rear-ending the second car.

The driver of the second car was unhurt while their passengers, Codina and a her 11-year-old son were declared dead at the crash site.

No additional details about the accident were provided.

An investigation into the incident is underway.