Police in Ann Arbor arrested four protesters at the University of Michigan Wednesday as they attempted to hold a peaceful “die-in” protest against Israel’s assault on Gaza. The activists said, “We will not celebrate back to school as UM invests in and funds genocide.”

Here in New York, the campus group Columbia Students for Justice in Palestine reports their Instagram account has been permanently banned — with no reason provided. The NYU Palestine Solidarity Committee similarly had its Instagram account frozen, with no opportunity to appeal.

Meanwhile, as students return to the classroom at New York University, the administration has issued a new code of conduct stating use of the word “Zionist” could violate nondiscrimination and anti-harassment policies. In a statement, NYU Faculty for Justice in Palestine says the policy “troublingly equates criticism of Zionism with discrimination against Jewish people.”