By COLLIN BINKLEY, STEVE LeBLANC and BIANCA VÁZQUEZ TONESS Associated Press Students at a growing number of U.S. colleges are gathering in protest encampments with a unified demand of their schools: Stop doing business with Israel — or any companies that empower its ongoing war in Gaza. The demand has its roots in a decades-old Read this story at KEYT , KEYT , KTVZ , The Independent