The Trump administration is permitting the sale of devices that let gun enthusiasts convert semiautomatic rifles into weapons that can shoot as fast as machine guns.

In New Mexico, police and prosecutors backed an effort to outlaw devices that convert pistols into machine guns. In Alabama, the governor made it a priority. Lawmakers in both states - one led by ...

A Washington, D.C. man was sentenced to 7 years in prison after police spotted him in an Instagram livestream with a machine gun, the Justice Department announced. A U.S. District Court judge ...