As investigators build their case against suspect Luigi Mangione for the alleged killing of UnitedHealthcare CEO Brian Thompson, police say the gun found in his backpack appeared to be a ghost gun ...

The U.S. Supreme Court on Wednesday upheld a Biden-era federal regulation that essentially bans manufacturers from selling so-called ghost guns. These are build-it-yourself gun kits, mainly bought ...

For the last hour, in a backroom of a gun range in Arabi, Louisiana, I’ve been building Luigi Mangione’s gun. Well, not his, in the literal sense. The not-quite-finished firearm in my hands is very ...

The court says ghost guns, which are virtually untraceable weapons that require assembly, are considered "firearms" and subject to ATF regulation. Supreme Court upholds federal regulation banning ...