The Winnebago County Sheriff's Office reports the person killed in Sunday's 131-vehicle pileup on Interstate 41 was a 30-year-old teacher.
John Matz taught middle and high school science in the Iowa-Scandinavia School District. Fox Valley authorities say it could take several days to clean up the road. Seventy-one people were injured and most of the vehicles involved were totaled. The accident happened near Neenah during whiteout conditions.