The Pennsylvania attorney general’s office will investigate the toxic derailment of a Norfolk Southern freight train after receiving a criminal referral from state environmental officials. As part of the EPA’s legally binding order, Norfolk Southern will be required to:• Identify and clean up any contaminated soil and water resources,• Reimburse the EPA for cleaning services to be offered to residents and businesses to provide an additional layer of reassurance, which will be conducted by EPA staff and contractors,• Attend and participate in public meetings at the EPA’s request and post information online, and• Pay for the EPA’s costs for work performed under the order. “Environmental teams are treating the impacted portions of Sulphur Run with booms, aeration, and carbon filtration units,” Norfolk Southern added