Sign up for ProPublica’s Big Story newsletter to receive stories like this one in your inbox as soon as they are published. Also, sign up for The Brief, The Tribune’s daily newsletter that keeps readers up to speed on the most essential Texas news. New Uvalde school district records released late Monday provide more details about campus safety concerns raised before the deadly 2022 Robb Elementary school shooting — and reveal in a few teachers’ own words how traumatized they remained after the massacre.