There are, as the documentary shows, bulletproof desks that can double as shields, blackout shutters to block visibility into classrooms, and video game simulations that test how teachers respond to a fake threat of a school shooter. The school safety industry has become an estimated $4 billion juggernaut, aided in part by a $1 billion infusion from Congress in 2022 to support mental health services and infrastructure upgrades, instead of meaningful gun reform.

https://www.motherjones.com/politics/2025/11/thoughts-prayers-hbo-school-shooting/