Police have moved in to clear an encampment at New York University at the request of school officials, the latest development in weeks of pro-Palestinian protests at college campuses nationwide that have resulted in nearly 2,200 arrests. They have sometimes used riot gear, tactical vehicles and flash-bang devices to clear tent encampments and occupied buildings. At Columbia University, one officer accidentally discharged his gun inside an administration building while clearing out protesters camped inside. That’s according to the NYPD. No one was injured by the officer’s actions. A tally by The Associated Press recorded at least 56 incidents of arrests at 43 different U.S. colleges or universities since April 18 stemming from recent campus protests over the Israel-Hamas war.