it sounds to me like we need to upgrade our evacuation. station check that and see if we need to go further. reporter: authorities going door to door waking people up to get them to safety. this is kind of frightening for a lot of people. oh, yeah. we walked outside and we could see the smoke coming from the train, in the air. it was still smokey. from the parking lot. reporter: it was just before midnight. the freight train was traveling from ohio to georgia when the single car derailed and caught fire, the derailment puncturing 1 of 27 cars carrying hazardous materials, releasing acrylonitrile fumes, the chemicals used to make plastics and considered a possible carcinogen by the epa. if inhaled it can cause headaches, dizziness and a rapid heartbeat. authorities establishing a two-mile evacuation zone. the boundary is for a reason we want to make sure people stay safe. reporter: 45 people rushed to
it sounds to me like we need to upgrade our evacuation. station check that and see if we need to go further. reporter: authorities going door to door, waking people up to get them to safety. this is kind of frightening for a lot of people. oh, yeah. we walked outside and we could see the smoke coming from the train, in the air. it was still smokey. and the parking lot. reporter: it was just before midnight. the freight train was traveling from ohio to georgia when the single car derailed in maryville and caught fire the derailment puncturing 1 of 27 cars carrying hazardous materials, releasing acrylonitrile fumes, the chemicals used to make plastics and considered a probable carcinogen by the epa. if inhaled, the fumes can cause headaches, dizziness and a rapid heartbeat. authorities establishing a two-mile evacuation zone. the boundary s been set up for a reason. we want to make sure people stay safe. reporter: 45 people rushed to the hospital, many for respiratory iss