WATERLOO - A two vehicle crash last night killed an 11-year old girl in Black Hawk County.

The sheriff's office says Paul Knudsen of Cedar Falls failed to stop at the intersection of Dunkerton and Wagner Roads. And his van collided with a car.

Jessica Johnson was in the car, and investigators say she died of blunt force trauma.

The crash injured four others in the car and seven people in the van.

Authorities say charges are pending.