The Supreme Court struck down a Trump-era ban on bump stocks Friday, ruling that the administration’s Bureau of Alcohol, Tobacco, Firearms and Explosives overstepped its authority when it outlawed the gun accessory.
Bump stocks replace a rifle’s stock and harness the gun’s recoil energy, allowing the trigger to bump against the shooter’s stationary finger. Equipped with bump stocks, guns can fire at a speed similar to that of an automatic weapon.
The initial ban came down after a 2017 mass shooting in Las Vegas...