College seniors face uncertain graduation ceremonies amid protests

NEW YORK — Sam Nahins arrived at Columbia University in the fall of 2020 and spent the year taking classes online — hardly the vibrant Ivy League experience he’d expected. Now he, like college seniors across the country, faces the prospect that the celebration of four years of hard work will be upended should commencements be disrupted because of student protests over the Israel-Gaza war.“I really wanted my parents to see me with that diploma and that cap and gown,” said Nahins, 31, a New York native who is about to earn a creative writing degree. “I really wanted to do it for…