A Redstone Township officer was justified in shooting and killing a man in January, the district attorney ruled.

Other weapons prohibited by the law include "street sweeper" type shotguns and other exotic firearms that one typically would not find in a civilian's gun safe. The AR-15 is one of the best ...

The images may disturb some people. The wounds show the lethal force of the AR-15. But they are rarely seen. The gun is the weapon of choice for many mass killers. It works with brutal efficiency.