Serritella showed an example of three rifles mounted on a wall. He said only one is considered an assault weapon in Illinois—because it has a barrel shroud to protect the shooter from a hot barrel.

Here are the best weapons for the Assault class in Delta Force: ...

Police and Armed Forces members seized assault and sniper rifles, a pistol and a rocket launcher from a man they were ...

Handguns are far more often used in shootings at schools, data shows. However, shootings involving rifles are far more lethal.