Michael Piche Otto, 32, faces charges of second-degree assault with a dangerous weapon and third-degree assault involving substantial bodily harm stemming from a Dec. 26, 2025 incident in the 1200 block of Sherwood Street.
According to the criminal complaint, Champlin police were dispatched to the location after a 911 caller reported a staff member had been attacked. Officers spoke with an adult woman who said Otto entered a staff office holding a corded alarm clock, removed the cord and pushed her backward in a chair against a wall.
The victim reported the cord was placed around her neck and tightened. Other staff members entered the office and removed Otto…