Walnut Creek, California (September 27, 2019) – One person was killed in a car accident on 680 Freeway in Walnut Creek early Friday morning.

According to a local news source, the fatal car crash occurred in the southbound lanes of Interstate 680 Freeway at about 1:59 a.m.

A Nissan sedan was reportedly traveling on the roadway when it crashed into the rear of a big rig for unknown reasons.

The impact of the collision caused the sedan to roll and crash into a center divider.

The 38-year-old Hayward man who was driving the sedan was killed in the collision.

The 43-year-old driver of the truck was unhurt.                    

No further information was provided.

An investigation to determine the cause of the accident.