(KMOV) – Two people were hospitalized following a fire or explosion at the Olin Brass plant in East Alton on Tuesday.
The Wood River and Alton fire departments were among several agencies on the scene in the 300 block of Lewis and Clark Blvd.
Click here for photos of the scene
An Arch helicopter was sent to the scene and airlifted one person to Mercy Hospital in unknown condition.
An ambulance transported another person to Alton Memorial Hospital for observation, but he wasn't hurt.
Additional details were not immediately available.