The .22 Long Rifle rimfire cartridge, or .22 LR, was introduced in 1887, long before many other ammunition types today’s ...

The M9 is a lightweight, semi-automatic pistol manufactured by Beretta and designed to replace the M1911A1 .45 caliber pistol and .38 caliber revolvers. The Beretta M9 has redundant automatic ...

as the police chief and school superintendent flashed slides on a screen — photos of a 9mm pistol, a replica .357 revolver, and more. Police officers explained what certain guns look like and ...