MADISON, Illinois — Fire crews responded to a large fire in the Metro East that started Wednesday evening.
St. Clair County Emergency Management Agency Director Herb Simmons said the county sent fire crews to the old Spectralite Consortium facility located in the 1000 block of College Street, in Madison, Illinois.
No injuries have been reported.
Officials have not confirmed what caused the fire.
Simmons told 5 On Your Side it is believed magnesium, which is explosive in some forms, is stored inside the building.
This is a developing story. 5 On Your Side will update this story as soon as information becomes available.