BERKELEY (CBS SF) — Police are investigating another sex assault on the University of California, Berkeley campus.

A female Cal student told investigators she was walking through the Oxford parking lot, near the intersection of Hearst Avenue and Oxford Street, on Sunday afternoon when a man grabbed her and sexually assaulted her.

University of California police and Berkeley police are both investigating the assault and have not yet provided the public with a suspect description.

UC police issued a campus crime alert on Wednesday and are asking any witnesses to come forward.

  • Fraternity Party Attack Marks Fourth Sexual Assault In UC Berkeley Area

In February there were at least four reported sexual assaults on or near the Cal campus.

By Hannah Albarazi – Follow her on Twitter: @hannahalbarazi.