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New footage captures what occurred when NYPD entered Hamilton Hall on Columbia University's campus. John Miller breaks down how the NYPD kept resistance minimal.

CNN's Shimon Prokupecz breaks down the NYPD's response at Columbia University, where police arrested dozens after the university requested their assistance to respond to on-campus protests.

Student protestors at Columbia University barricaded doors around the building on campus that they have been occupying. CNN's Julia Vargas Jones reports from the scene.

The New York Police Department entered Columbia's Hamilton Hall through a second-floor window using an elevated ramp from an armored vehicle.

CNN's Julia Vargas Jones reports from the Columbia University campus, where police are moving in to break up protests over Israel's war against Hamas.

Todd Blanche gave up a prestigious law firm job to defend Donald Trump. His vigorous advocacy earned him a scolding from the judge.