Lehi • Police in Lehi say a woman is dead and three other people have been injured after a dump truck collided with a car.

They say the dump truck was hit on the side by a car that did not stop for a red light about 7:45 a.m. Saturday.

Police say the car had a family of four inside — two children and their parents.

They say the mother was the only one not wearing a seat belt and died in the crash.

The father was driving the car and suffered minor injuries, as did the two children.

The dump truck driver was not injured.

Police haven’t released the woman’s name yet, but say she was in her 30s.