April 29, 2024 — New York (AFP) Tensions rose Monday at Columbia University, the epicenter of pro-Palestinian protests across US campuses, with college authorities and student demonstrators in open conflict after negotiations broke down. Across the United States, police arrested around 275 people on four separate campuses over the weekend, with the White House calling on the growing protests in recent weeks to remain peaceful. Columbia University, which said many Jewish students have left its campus, on Monday demanded that the protestors' encampment must be cleared, and added that Columbia would not divest financial holdings linked to Israel -- a...