Police said Luigi Mangione, the man charged in the killing of UnitedHealthcare CEO Brian Thompson, appears to have had a ghost gun, a weapon that can be made using a 3D printer.

Pump guns are largely American guns. The rest of the world prefers semiautos and break-actions. Of the three main action types, pumps are the least expensive. They are often the first guns ...

With some groups worrying about possible limitations to gun ownership, former police general and incumbent Antipolo Rep. Romeo Acop asks what makes it necessary for people to own 20 or even 50 types ...

As for the 8x22mm cartridge, it’s a rimless bottleneck cartridge with a diameter of 0.320 inch, generating a muzzle velocity ...