LX November 10, 2021 1:03 am An Expert Explains the Crowd Surge Tragedy at Astroworld Gil Fried, a crowd management expert and professor at the University of West Florida, breaks down how things went so wrong with Astroworld. Local 0:34 City College of New York goes remote as protests continue 14:23 NYPD arrests around 100 protesters at Columbia University 1:08 Latest Forecast From Storm Team 4 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