OSHKOSH, WI (WTAQ-WLUK) – Jumal Lipscomb pleaded not guilty Friday to charges he killed another inmate at a state prison mental health facility. Lipscomb, 41, is charged with first-degree intentional homicide for the May 21 attack at the Wisconsin Resource Center. Lipscomb allegedly kicked and stomped on the victim’s head 40 times. The victim’s name has not been released.