When on a pistol, it's courtesy of a switch, says ATF Special Agent in ... guns with auto sears would be classified as whatever type of gun it was, like a pistol or rifle. "Why it important ...

As reported on News Center 7 at 5:00, a gun illegally outfitted with a “Glock switch,” like the one 18-year-olds Parker Hall and Tavion Compton had inside OIC, acts and sounds like a machine gun.