June 27, 2019 1:45 pm 5458-C_BLOCK-YOUTUBE Local 3:24 Mayor Adams and the NYPD urge protesters to leave Columbia University 18:33 NYC Mayor Eric Adams says Columbia University protesters include outside actors 15:40 Aerial views of Hamilton Hall at Columbia University 2:17 Dramatic bodycam video shows the moments New Jersey Transit officers save a choking child 7:06 NYPD stepping up patrols in Central Park, suspect arrested in 1 attack