Police release new details about arrests made at Columbia and City College

New NYPD bodycam video showed officers cut through barricades at Hamilton Hall on the Columbia University campus, as well as what happened once they got inside, confronting dozens of protesters who had broken into the building. There were also new details on who was arrested, with 40% of protesters taken in at City College and Columbia having no affiliation with either school, a source said. NBC New York Andrew Siff reports.