The lack of that feature could have saved those kids lives if action had been promptly taken.Uvalde school's classrooms lacked a basic security feature — and it’s missing across America
The classroom doors at Robb Elementary could not be locked from the inside. That's a vulnerability school safety experts have been warning about for decades.
Apparently, the classroom doors could only be locked from the outside, and the only way to verify they were locked was from the hallway side.