There is a person with a knife in the Computer Sciences building, according to a WiscAlert sent out to students Sunday afternoon.
The WiscAlert advised students to avoid the area. Police are currently on the scene.
In a second alert, University of Wisconsin Police Department determined the suspect has left the scene and is no longer a threat.
The investigation is ongoing.
Oct. 28, 4:31 p.m.: This story has been updated to include information from a second WiscAlert.