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 Model 3 Smith & Wesson Model 3 The Smith & Wesson Model 3 was a single-action, cartridge-firing, bottom-break revolver produced by Smith & Wesson from circa 1870 to 1915, and was recently again offered as a reproduction by Smith & Wesson and Uberti. It was produced in several variations and sub-variations, including both the "Russian Model", so named because it was supplied to the military of the Russian Empire (41,000 No. 3's were ordered in .44 caliber by the Imperial Russian Army in 1871), and the "Schofield" model, named after Major George W. Schofield, who made his own modifications to the Model