Security concerns at Columbia University amid Israel-Hamas war protests

Speaker Mike Johnson calls on Columbia University's president to resign amid pro-Palestinian protest
Visiting Columbia University, Speaker Johnson considers need for National Guard
Lawsuit filed against Columbia University for allegedly violating safety protocols
Pro-Palestinian demonstrators arrested at Columbia University
Columbia University professor says Congress' involvement in campus protests 'make things worse'
Police enter Columbia University's Hamilton Hall amid ongoing protests
House Speaker Mike Johnson gives remarks at Columbia University amid pro-Palestinian protests
Police enter Columbia University's Hamilton Hall amid ongoing protests
Columbia University students arrested, suspended during Israel-Hamas war protests
Tensions high as Pro-Palestinian protests continue at Columbia University