Texas Police: Teacher Closed Propped-Open Door Before Attack

The transcript discusses the Uvalde PD and school police halting cooperation with federal and state investigations. It highlights criticism from Texas DPS regarding the delayed police response to a school shooting. Additionally, it covers a revised timeline of the attack, clarifying that a teacher had removed a rock and closed a door, which failed to lock, contrary to initial reports.

How did the police officers respond during the incident according to the sources?

What clarification did the Texas Department of Public Safety provide regarding the teacher's actions?