The Office of the Maryland State Fire Marshal has arrested and charged a Hagerstown man who they say manufactured multiple explosive devices.

Stephen Russell Smith, 40, is charged with four counts of manufacturing and possession of a destructive device, and four counts of possession of explosive material with intent to create a destructive device.

The Hagerstown Fire Marshal’s Office responded Monday to the 200 block of Hager Street around 10 a.m. after a woman occupant discovered suspicious items, including several hand grenades, within the home.

Read more: WJZ