Student walk-outs call for gun control; AROS calls for Books, Not Guns. Student organizations issue demands for safe schools. Leaders Igniting Transformation releases a report on the school-to-prison pipeline in Milwaukee. The military says no to Betsy DeVos voucher proposal. Colorado Democrats say no to DFER. Puerto Rico announces massive school closures, and the Building Movement Project and Schott Foundation host webinar and release report on labor-community alliances. Read it all in this week's NewsBlast!!