Officials shut down part of a Nashville interstate on Monday, January 26, after a sign over the roadway collapsed in a collision. Footage taken by Tennessee Department of Transportation (TDOT) communications officer Erin Zeigler shows the scene on northbound Interstate 65 in Davison County, where the toppled sign can be seen denting a white semi-truck.The department said they were not notified about injuries related to the incident. | 6abc Action News