Riverside Poly High students walk out of class to protest against ICE, immigration raidsRIVERSIDE, Calif. (KABC) -- Students in Riverside participated in walkouts Thursday in protest of ongoing immigration raids in Southern California. It's one of a number of protests taking place ahead of a national shutdown set for Friday. Here's what to knowClose to 200 students at Riverside Poly High School walked out of class Thursday to protest the Trump administration's use of U.S. Immigration and Customs Enforcement all across the nation. "People at the protest were afraid to protest because they thought ICE was going to be here, and they thought ICE was going to hurt them," said Calabrese. The protest remained peaceful, with some students returning to class for a good portion of the day.