Linn County Courthouse was locked down on the morning of Thursday, Dec. 9, after deputies learned someone was bringing a gun to court and planned to harm those in the courtroom.
Undersheriff Michelle Duncan reported that word of the threat reached law enforcement around 11:16 a.m.
Due to the nature of the initial threat, deputies quickly began to close the courthouse to the public and investigate. They learned a defendant in a landlord dispute had…