Smith & Wesson increased scrutiny due to the frequent use of its firearms in mass shootings such as the 2018 Stoneman Douglas High School shooting, in which 19-year-old Nikolas Jacob Cruz used a Smith & Wesson AR-15 style rifle, the semi-automatic M&P15. The same weapon was used in the 2015 San Bernardino attack and the 2012 Aurora shooting. Smith & Wesson has produced revolvers over the years in several standard frame sizes. "M" refers to the small early Ladysmith frame, "I" to the small .32 frame, "J" to the small .38 frame, "K" to the medium .38 frame, "L" to medium large, and
Smith & Wesson At the end of the war the U.S. Government charged White with causing the retardation of arms development in America. Demand for revolvers declined at the close of the Civil War so Smith & Wesson focused on the development of arms suitable for use on the American frontier. In 1870 the company switched focus from pocket sized revolvers to a large frame revolver in heavier calibers (.44 S&W American). This new design, known as the Smith & Wesson Model 3, was adopted by the US Army as the first cartridge-firing revolver in US service. In 1899 Smith & Wesson introduced