CHICAGO (CBS)– A fatal crash is under investigation in Schiller Park.

Officials said a 63-year-old woman, who was a crossing guard, was fatally struck by two vehicle while walking on Irving Park Road.

The woman was hit by a car and spun into traffic. She was then hit by another vehicle, possibly a semi truck. The driver of a semi truck left the scene.

The first driver stayed at the scene.

Irving Park Road was closed starting at 25th Avenue to Old River Road.

This is a developing story.