AdvertisementFeds Hope $5 Billion Settlement A Lesson For PollutersApril 05, 2014Elizabeth ShogrenfacebookEmailA sign at the old Kerr-McGee uranium mill site in Grants, N.M., warns of radioactive material. This week, the Justice Department announced a $5 billion settlement against the mining company to pay for the cleanup of toxic sites the company left across the U.S. over a period of more than eight decades. (AP)