Police investigate phoned threat to Rider University

Investigators are looking for who called in a threat to Rider University in Lawrenceville, N.J.

The university’s public safety office received an anonymous phone call Monday threatening gun violence on campus, according to officials.

A shelter-in-place order was immediately issued through the university’s alert system after 1 p.m. Professors were told not to dismiss students.

The investigation by Lawrence Township Police and public safety determined there was no threat to the campus. The shelter-in-place order was lifted after 2 p.m.

Police are continuing to investigate the incident.