Dozens of pro-Palestinian demonstrators are calling for Penn leadership to disclose where endowment dollars are coming from and for the school to separate from companies advancing Israel's military efforts in Gaza.

Law enforcement officers massed by the hundreds on the campus of the University of California at Los Angeles after darkness fell on Wednesday in preparation to clear out a pro-Palestinian protest camp attacked the night before by pro-Israel supporters.

Police in cities and towns across the country have been deployed in recent days to clear pro-Palestinian demonstrators from a growing number of encampments and occupied buildings on college and university campuses.