CBS Evening News | Michael Dunn is on trial for killing 17-year-old Jordan Davis after the teen refused Dunn's request to turn down his music while at a Florida gas station. Dunn shot Davis, and claims self defense based on the state's controversial "stand your ground" law

Michael Dunn is on trial for killing 17-year-old Jordan Davis after the teen refused Dunn's request to turn down his music while at a Florida gas station. Dunn shot Davis, and claims self defense based on the state's controversial "stand your ground" law. Mark Strassmann reports. Air Date: Feb 8, 2014