possible suspect >>it could be tomorrow at the earliest before services back to normal on the metra milwaukee west line the tracks are blocked by a derailed freight train in bartlett >>nancy loo is live on the scene >>people in this community are relieved that this derailment did not lead to tragedy >>the mangled mess remains on the track the canadian national freight train derailed just after 5:00 this morning sending 22 cars off the track sparking a massive fire and rattling nearby residents >>i was unsure if it was an earthquake >>nobody was injured in the accident it took firefighters more than two hours to get it under control two of the cars off of the tracks are loaded with corrosive chemicals but neither caught fire or leaks at this moment. >>the hazardous materials have been contained in those cars >>we want to contain the fire and then make sure that any of those cars did not contain hazardous materials that would implode >>all the roads are blocked off completely it's amazing how far off they blocked everything >>it may take awhile for canadian national to clear the wreckage and a