MANKATO-November 14, 2012-(KMKO)-An MSU student was arrested last night after pulling a knife on another student. 19-year-old Kevin Joseph Renquist of Mankato was in the campus library bathroom when he assaulted another man. The victim defended himself and was able to escape. When police arrived they located a suspect who had been detained by several students. Police are investigating the incident.  Anyone with information is asked to contact the Department of Public Safety at 387-8780.