Barnard College officials say pro-Palestinian protesters wearing kaffiyeh scarves and masks pushed their way into Milbank Hall, which houses the offices of the dean, and assaulted a school employee.

In a significant escalation of campus unrest, pro-Palestinian protesters stormed Barnard College’s Milbank Hall on Wednesday, injuring a college employee and prompting tighter security measures, according to school officials.

Pro-Palestine students forced their way into Barnard College’s Milbank Hall on Wednesday and allegedly assaulted a staff member, law enforcement sources reported. Dozens of mask-wearing students laid siege to the hall on Feb.