FBI: Powdery substance found at Cd'A courthouse not suspicious

The FBI Salt Lake City Division announced that laboratory test results on suspicious substances discovered at federal offices in Coeur d'Alene were negative.

They also said test results on a powdery substance sent to the FBI office in Pocatello were negative for hazardous materials and toxic substances.

The FBI is awaiting lab results on the powdery substance that was sent to the FBI office in Salt Lake City.

The substances were discovered Monday at FBI offices in Salt Lake City, Pocatello, and Coeur d'Alene and at the U.S. Attorneys' Offices in Coeur d'Alene and Boise.