Quote Originally Posted by hollohas View Post
My kid's school is ALWAYS locked. Only parents and teachers with a unique personal code can get in. Even during busy drop-off and pick-up. Others have to be visually identified and then buzzed in by staff.

Wouldn't keep out the serious crazies like this guy, but at least it's a good security policy that would slow down a bad guy and give the school time to lock down rooms or get kids out...
Not sure if true or not but there has been information that the shooter was "buzzed in" because the staff knew him.