The Minnesota Secretary of State, Sen. Amy Klobuchar and Rep. Kelly Morrison said their offices were sent mail containing an unknown substance Friday.
The Secretary of State’s office said the letter contained threats as well as an “unidentified white powder.” Officials believe it is related to a series of suspicious letters sent to other election officials and congressional offices nationwide.
According to the election office, the letter was intercepted Friday before it reached its destination. The Minnesota Department of Administration discovered it, and it is now in the possession of the United States Postal Inspection Service, where it is being tested…