I sent E-Mails to the White House asking for no more manufacturing and selling of semi-automatic weapons to civilians.

[Em in Ohio]

Exactly. Schools are not jails.

As above, at our local elementary school: Perhaps our law allows front doors to be locked and having to buzz-in, just like in apartment buildings. They are not locked from the inside, so egress in not an issue. It's not a jail if the kids can exit freely.