President Donald Trump’s administration agreed on Friday to permit the sale of a device that allows for semi-automatic rifles to be fired quicker, a decision that gun control activists say paves the ...

Typically, semi-automatic weapons can discharge only one bullet per press of the trigger. However, with the bump stock attached, the user can use the motion and energy from the kickback as the weapon ...

Bump stocks, the firearm modification banned by the federal government until the U.S. Supreme Court struck down the regulation Friday, have generated controversy ever since the device was created over ...