The Clackamas County sheriff's department released information about the weapon that was used in Tuesday's shooting. Authorities say that the shooter, Jacob Tyler Roberts, used an AR-15 semi-automatic rifle. They say he stole the weapon from somebody he knew. To learn more about this type of weapon, we called Kevin Starrett. He's executive director of the Oregon Firearms Federation. Click "play" to listen to the conversation.
News | Oregon
Q&A: Firearms Expert On 'Versatile,' 'Popular' AR-15
OPB | Dec. 12, 2012 4:45 p.m. | Updated: Jan. 25, 2013 12:30 p.m.
