The walkout began as Stanford President Richard Saller was giving remarks to the crowd of students, parents, faculty and others at Stanford Stadium. The walkout followed months of student protests including two encampments and most recently, on June 5, an occupation the office of the school’s president, which resulted in 13 arrests.

UCLA officials say this year’s commencement ceremonies have been scaled down following unrest on campus in recent weeks and increased security measures will be in place to ensure events are not disrupted.