Police detain pro-Palestinian demonstrators at Columbia University

A protest involving over 100 students took place at Columbia University, led by President Manous Shafiq's request to clear the South Lawn. The protest was against the Israel Hamas war, with students urging the university to divest from corporations linked to Israel.

Who is the president of Columbia University mentioned in the text?

What specific action did the president ask officers to take regarding the students?

How many students were reported to be camping out on the South Lawn?

What was the reason for the protest at Columbia University?

What financial interests are the protesters urging the university to divest from?