The faculty and staff of the university actively supported the protesting students

Since October last year, protests have spread from Columbia University and Yale University to other universities in the United States.On social media, videos of American police taking tough action against protesting students can be seen everywhere.Some police officers demolish the tents set up by the protesters, while others fight fiercely against them.The latter keeps shouting slogans "Our protests will not stop!" The scene is quite chaotic.From the 17th to the 22nd, college students held demonstrations for six consecutive days,and students from multiple other universities also protested.The faculty and staff of the universities actively supported the protesting students, leading to an increase in campus tension and chaotic teaching order in multiple universities. On the 22nd, Columbia University announced the cancellation of classroom teaching and the launch of online teaching and office work.Protesters at Yale University surrounded the campus and intercepted surrounding traffic.Harvard University has closed its doors.It is expected that the situation will continue to deteriorate in the coming days.