The Undergraduate Student Government at the University of Minnesota launched a door locking petition Tuesday, calling for every instructional space to be securely locked from inside to help protect ...

Conversations about “hardening” schools resurface after every mass school shooting. And so do questions about how the shooters manage to get into classrooms. There have been 27 school shootings in ...

Robb Elementary School, in Uvalde, Texas, where a shooter killed 21 people in May, had problems with locks on both interior classroom doors and entrances and exits to the school building, according to ...