The University of Wisconsin Oshkosh shared the following announcement May 4, 2015: 

The University of Wisconsin Oshkosh sends its heartfelt condolences to those affected by the tragic shooting in Menasha on Sunday evening.

Based on the information put out by the City of Menasha Police Department, we can confirm Sergio Valencia Del Toro, 27, was a second semester freshman at UW Oshkosh.

The UW Oshkosh Police are cooperating, as needed, with authorities investigating the incident.