Prosecutors allege the Minnesota man intentionally shot his wife. ByMeredith Deliso andRachel Katz May 20, 2021, 9:57 PM • 9 min read A Minnesota man has been charged with the murder of his wife 11 years after she was shot and killed in their home. Nicholas James Firkus, 38, was arrested Wednesday and charged with second-degree intentional murder in the death of his wife, Heidi Firkus, on April 25, 2010.