December 29, 2014 6:50 pm Chopper 4: Times Square New Year's Eve Preps Watch Chopper 4 video from over Times Square on Monday as preparations get underway for the ball drop on New Year’s Eve. Local 0:34 City College of New York goes remote as protests continue 14:23 NYPD arrests around 100 protesters at Columbia University 29:11 NYPD moves in on protesters at Columbia University making dozens of arrests 1:45 NYPD enters Columbia University in riot gear to clear protest 3:24 Mayor Adams and the NYPD urge protesters to leave Columbia University