Pro-Palestinian protest held at Butler library at Columbia University
Pro-Palestinian protesters gathered outside Butler Library on the campus of Columbia University in New York, May 7.


















REUTERS
A man faces a member of Columbia University Public Safety through a door during a pro-Palestinian protest at Butler Library on the campus of Columbia University in New York, May 7.REUTERS
People take part in a pro-Palestinian protest at Butler Library on the campus of Columbia University in New York, May 7.REUTERS
Students are evacuated from the Butler Library as a pro-Palestinian protest takes place at Butler Library on the campus of Columbia University in New York, May 7.REUTERS
A pro-Palestinian protester yells to let students out of the Butler Library on the campus of Columbia University in New York, May 7.REUTERS
People take part in a pro-Palestinian protest at Butler Library on the campus of Columbia University in New York, May 7.REUTERS
People take photos of pro-Palestinian protesters outside Butler Library on the campus of Columbia University in New York, May 7.REUTERS
Pro-Palestinian protesters demonstrate at Butler Library on the campus of Columbia University in New York, May 7.REUTERS
Pro-Palestinian protesters are loaded into NYPD buses after being detained by public safety officers, following a protest at Butler Library on the campus of Columbia University in New York, May 7.REUTERS
Pro-Palestinian protesters are loaded into NYPD buses after being detained by public safety officers, following a protest at Butler Library on the campus of Columbia University in New York, May 7.