In the last week, Chicago trains have been involved in car crashes and other automobile accidents, pedestrian collisions, and derailments. This morning, a freight train with 72 cars headed from Canada to Chicago experienced a derailment in Buffalo Grove, Illinois. No injuries were caused by the derailment, but two cars were holding sulfur, a toxic, hazardous material. According to a spokesperson, the substance is currently not posing a danger. For the full story, click here.