Two security officers were hurt in a "crowd surge" during a protest at a library on the campus of Columbia University in New York on Wednesday, officials said.

A faculty rights group at Columbia University condemned the administration for calling the NYPD to gain control over an anti-Israel protest at the campus library.

New York police intervened after pro-Palestinian demonstrators occupied the university’s main library Wednesday evening.

Anti-Israel agitators took over part of the Butler Library at Columbia University in New York City on Wednesday, interrupting students studying for finals.

They then told him that Hamas has an ‘army’ operating out of Gaza that focuses specifically on media and sending Hamas ...

At least 40 to 50 students, their hands cuffed with plastic zip-ties, were seen being loaded into New York Police Department vans and buses.

NYPD officers took dozens of pro-Palestinian demonstrators into custody at Columbia University's Butler Library on Wednesday ...

New York City police officers took dozens of pro-Palestinian demonstrators into custody at Columbia University's Butler Library ... were in the library but not involved in the protest were allowed ...

New York City police took 80 people into custody after responding to protests on Columbia's campus, the police department said.

Butler Library re-opened Thursday ... least the second time the officers were deployed to an on-campus protest since Columbia University shared initial details on these officers in late March ...

New York police arrested about 80 people Wednesday at a demonstration at the school’s library that injured two public safety officers.