Sign up for The Brief, The Texas Tribune’s daily newsletter that keeps readers up to speed on the most essential Texas news. Texas Department of Public Safety Director Steve McCraw announced Friday he will retire at the end of the year, marking an end to a 15-year tenure defined in recent years by his agency’s flawed response to the Uvalde school shooting and its role in the state’s border crackdown, Operation Lone Star. McCraw broke the news while delivering a commencement address at a DPS trooper graduation ceremony.