Of all firearms linked to criminal activity in the United States last year, these five were traced most often.
1. Smith & Wesson .38 caliber revolver
2. Lorson Engineering .380 caliber pistol
3. Ruger 9-mm semi-automatic pistol
4. Raven Arms .25 caliber handgun
5. North China Industries 7.62 caliber rifle
Source: US Bureau of Alcohol, Tobacco and Firearms.