Authorities say two semis were traveling on HWY 41, when one of the drivers apparently passed out or had a medical condition and swerved into the other truck. This created a domino effect involving six to eight vehicles.
We're told seven people are injured with one listed in serious condition.
Crews expect both lanes to be closed for the next one to two hours. We have a crew on scene and will bring you the latest information as soon as it's received.