Acting Columbia University president interrupted by 鈥榝ree Mahmoud鈥� chants during graduation
Acting Columbia University President Claire Shipman was interrupted by 鈥淔ree Mahmoud鈥� chants during a commencement speech Tuesday. (Video: Columbia University)
Acting Columbia University President Claire Shipman was interrupted by 鈥淔ree Mahmoud鈥� chants during a commencement speech Tuesday.
