Students interrupted Columbia University’s graduation ceremony in New York City on Tuesday morning by heckling Acting University President Claire Shipman and shouting, "Free Mahmoud!" Shipman was ...

Columbia University acting President Claire Shipman was met with loud boos and chants of "Free Mahmoud" as she took to the stage at a graduation ceremony Tuesday morning. Social media videos and the ...

Columbia University’s acting President Claire Shipman was drowned out by angry boo and chants at the school’s graduation ceremony Tuesday morning. Social media videos showed Shipman taking the stage ...

There was one notable -- and loudly noted -- absence on Wednesday at Columbia University's graduation ceremony: detained pro-Palestinian student protest leader Mahmoud Khalil. "Boo... Shame on you!" ...

Despite a stern warning from school authorities, a crescendo of boos were heard Wednesday at Columbia University's campus, as acting President Claire Shipman acknowledged the absence of their graduate ...