ATF

The handguns were used in a double homicide only hours after the purchase.

Cascade County Sheriff Jesse Slaughter says he was not notified by the ATF in advance of an operation that apparently took place at a Great Falls, Montana business earlier this week. Here's reaction from AG Knudsen and more.

The man responsible for the Las Vegas massacre last Sunday, Stephen Paddock, used an add-on device called a 'bump-stock' to enable the weapons he fired to mimic a fully automatic machine gun.

Agents of the U.S. Bureau of Alcohol, Tobacco, Firearms and Explosives, in conjunction with local law enforcement, temporarily closed the 1100 block of Howard Avenue Tuesday as they searched a Billings home.  38-year-old John Terry is a convicted felon in possession of unregistered firearms, according to the search warrant filed in U...

The Bureau of Alcohol, Tobacco and Firearms, along with the Ravalli County Sheriff's Office are investigating the theft of explosives from a Victor construction company.