House speaker Mike Johnson calls on Columbia University president to resign – video

US House speaker Mike Johnson called on the president of Columbia University, Minouche Shafik, to resign for failing to crack down on antiwar protests in support of Palestine on campus. Johnson was speaking at Columbia University where he said: 'I'm here today joining my colleagues and calling on President [Minouche] Shafik to resign if she cannot immediately bring order to this chaos.'

Protests have been taking place at several US universities, where some students have set up tents. Police have responded to some of the demonstrations with force, detaining students and dismantling their camps

• Mike Johnson calls on Columbia president to resign; students arrested at campus protests in California, Ohio and Texas - live