The crackdown was swift and the message was unequivocal: Columbia University has little tolerance for protesters who spark chaos on campus.The New York City school’s acting president, Claire Shipman,

Disruptions to our academic activities will not be tolerated and are violations of our rules and policies,” Columbia’s acting president, Claire Shipman, said. Shipman said

New York City police took 80 people into custody after responding to protests on Columbia's campus, the police department said.