Pulaski County law enforcement found explosive devices at a Winamac home.

Deputies from the Pulaski County Sheriff’s Department began an investigation in reference to controlled substances at the residence at 111 North Monticello Street in Winamac.

A search warrant for controlled substances was obtained for the residence. During the execution of this search warrant four people were detained until the conclusion of the investigation.

While searching the residence, deputies located items consistent with explosive devices and explosive material. These items were ultimately examined by the South Bend Police Department bomb squad along with the Bureau of Alcohol, Tobacco, and Firearms.

The Pulaski County Sheriff's Office says, at this time, this is an ongoing investigation. The office noted that there is no risk to the public’s safety.