Duluth, MN (NNCNOW.com) - A car collided with the Carlson building in Duluth late this afternoon. Authorities said the driver and passenger both suffered non life threatening injuries. Police say the car was traveling south on Helm street and turned too sharply...colliding with the building and knocking over a stop sign. A witness who works in the Carlton building said this is the third time since Thanksgiving that someone has crashed into their building. Posted to the web by Kati Anderson. kanderson@kbjr.com