3M and PFC groundwater contamination in Minnesota

Whistleblower: State didn't get enough money in 3M deal on water pollution

3M in St. Paul, Minn.
Fardin Oliaei did the original research on the 3M chemicals that contaminated water in the east metro. With Minnesota's lawsuit in the case settled, she reflects on the trials of the past 17 years.
Marlin Levison | Star Tribune via AP