Multiple fire departments, emergency responders, and other agencies have descended on a massive fire at a shipping warehouse factory in Chicago Heights, Illinois. Plumes of thick, black smoke have been seen rising from the area and have been visible for miles around the factory. Firefighters are working hard to contain the blaze and prevent it from spreading to other nearby buildings, utilizing a variety of different methods and strategies to tackle the flames. The cause of the fire is still unknown, but authorities are investigating the scene and searching for any clues. Residents near the factory are being urged to remain indoors and avoid breathing in the smoke for their own safety.