A former Carlton County resident accused of shooting his sister’s boyfriend in the head at his grandmother’s funeral last fall pleaded not guilty to three felony firearm charges in U.S. District Court last week.

Shelby Gene Boswell, a convicted felon, pleaded not guilty Jan. 2 in Duluth to charges of being a felon in possession of a firearm, possession of a firearm in a school zone and discharge of a firearm in a school zone.

According to the criminal complaint, Boswell approached 45-year-old Broderick Boshay Robinson from behind before the funeral service started, then “produced a r...