They've been around in Minnesota for over a decade but these devices once again showed their usefulness in preventing another serious crash on a Minnesota highway.
A massive road construction project along parts of Highway 52 is scheduled to start soon, and it could lead to some delays in on one of Minnesota's busiest highways.
Work on parts of Duluth's Twin Ports Interchange Project have been halted after the discovery of indigenous human remains. MNDOT has no update on timelines.