October 21, 2008 10:12 am Anti-gravity Yoga Helps Students Fly A new class at Crunch Fitness takes yoga to a new level, as students twist and bend with the help of hammocks to lessen impact. Local 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 1:14 El Minuto 4/30 Spanish Edition 1:02 El Minuto 4/30 English Edition