Police initially responded to Kennedy Middle School after a 911 call that the man was removing signs from the parking lot, according to dispatch audio.
Grant Fuhrman, 20, was convicted in February of attempted first-degree intentional homicide for attacking a school resource officer with a fork in December 2019.
The mother of a young man convicted in the attack of a Oshkosh West High School resource officer will be allowed to attend future court hearings, despite previous outbursts.