Police enter Columbia University's Hamilton Hall amid ongoing protests
Columbia University's Hamilton Hall's long history of protest occupations
Police enter Columbia University's Hamilton Hall amid ongoing protests
Columbia University's Hamilton Hall's long history of protest occupations
Columbia professor says protesters 'being treated like terrorists' as NYPD makes arrests on campus
Columbia professor says protesters 'being treated like terrorists' as NYPD makes arrests on campus
Columbia University warns of consequences for student protesters
Police clash with campus protesters at Columbia University
Columbia University tells protesters they must leave encampment by Monday afternoon
House Speaker Mike Johnson plans to visit Columbia University protesters
