Posted by the Wisconsin Highway Department:

Update: All I-41 SB lanes at County G in Neenah will be CLOSED 10+ hours to clear multi vehicle crash. More than 40 vehicles involved. Detour in place.

Update: Police have removed everyone from the multi-vehicle crash on I-41 in Neenah. 1 fatality. Numerous injured transported to hospitals. I41 will be CLOSED multiple hours