A man shot himself in the head Thursday after an auto wreck in Harlingen, according to information provided by the Harlingen Police Department.

At about 2 p.m. Thursday, a Nissan passenger car struck an AEP vehicle at the intersection of Lincoln Avenue and 1st Street. A man inside the Nissan then stepped out of the car, pulled a gun, and shot himself, according to Sgt. Parrish of the Harlingen Police Department.

Investigators are treating the situation as a death investigation since the circumstances leading up to the incident are unknown.

It is also unknown why the driver of the Nissan failed to stop at the stop sign.

Currently, the investigation is ongoing.

Check back for updates.