Emergency crews rushed downtown Detroit after a suspicious package was found at the McNamara Federal Building.
The unnamed teen is facing up to five years in custody.
A 14-year-old boy is being held at Oakland County Children’s Village in connection with the incident.
A suspicious substance that triggered the evacuation and closure of a Warren courthouse turned out to be baby powder.
Sheriff Benny Napoleon said some items found in a duffel bag could have been used to make a bomb.
Sen. Carl Levin says his regional office in Saginaw received a suspicious letter and that authorities have been alerted.
The Jewish Community Center in West Bloomfield was evacuated after two “suspicious” briefcases were spotted in the bushes.
Authorities have released more information on the suspicious item found in a traveler’s carry-on bag that forced the evacuation of Detroit Metro Airport’s North Terminal on Monday.
Grand Rapids police closed some downtown streets for about three hours near Grand Rapids Community College after a suspicious package was reported.
Farmington Hills police are responding to a report of two suspicious items found near a local dog park.