Authorities investigate blast at Alton explosives company

Alton, Ill. – Authorities in Alton are trying to pinpoint what sparked an explosion at a
business that makes explosive devices.

No injuries were reported after the blast shortly before 10 p.m. Tuesday at Hanley Industries.

Authorities say the explosion destroyed a building at the business and sparked a fire in a nearby wooded area.

The Alton company manufactures devices such as detonators and explosive bolts.