The gun used in a fatal Nashville school shooting was purchased in Arizona, police said on Thursday afternoon.

A traffic stop results in the arrest of a reputed gang member wanted on gun-related charges in Socorro, Texas.

Authorities said the gun was connected to the shooting through the National Integrated Ballistic Information Network.

The ruling by the U.S. Court of Appeals for the Fifth Circuit applied the Supreme Court’s “historical tradition” test.

An officer was fired and charged with incompetence after accidentally shooting a driver with his own gun while attempting to ...

The technology system meant to prevent school shootings failed to detect the Antioch High School shooter's gun, an official ...