You guys had a shooting last year, but school shootings in the US average to ~1 per day
https://www.abc.net.au/news/2024-12-17/us-school-shootings-2...
https://www.k12dive.com/news/school-shootings-2024-near-reco...
https://www.abc.net.au/news/2024-12-17/us-school-shootings-2...
As you can see your number of 13 makes no sense, there were 200-300 students shot (!)