Five people were killed, including three students, after a fiery collision in Illinois between a semitruck and a school bus.

According to the Illinois State Police, the collision happened around 11:30 a.m. when the bus unexpectedly crossed the center line for unknown reasons and smashed headlong into a semitruck carrying sand. Both vehicles burst into flames, and all inhabitants of both vehicles — the semitruck driver, the bus driver, and three students on the bus — were pronounced dead at the scene.