Protests continue to bring upheaval to colleges nationwide

"New York officials are facing scrutiny after an NYPD officer accidentally discharged a firearm while police were clearing pro-Palestinian protesters from a building at Columbia University earlier this week. Meanwhile, officers clashed with protesters who occupied a library at Portland State University, and at Brown, administrators and students peacefully reached a deal to dismantle an encampment. Lilia Luciano has the latest on the nationwide protests. ""CBS Evening News with Norah O'Donnell"" delivers the latest news and original reporting, and goes beyond the headlines with context and depth. Catch the CBS Evening News every weekday night at 6:30 p.m. ET on the CBS Television Network and at 12 a.m. ET on the CBS News app. "