De Pere police probe stabbing News-Chronicle De Pere police are looking for a suspect and weapon in a stabbing early Thursday outside the Library Lounge bar, 413 Main Ave. Officers said a large group was outside the bar just after 1 a.m. when a fight broke out. A 29-year-old man was stabbed once in the left side, apparently by a knife. He was treated at a hospital and released. Anyone with information is asked to contact De Pere police detective Matt Guth, 339-4080, or the shift supervisor, 339-4078.