UPDATE 2/26/2025: This article, first published in 2020, has been updated by the author to include several developments within the industry that have made some of the previous information out-of-date.

Crystal Salcido was an English teacher in El Paso for about a decade when she decided to quit her job to fully dedicate her time to her invention, a lock named Slon. The idea came to her in 2017. The ...

In the wake of the Virginia Tech tragedy, many universities are reportedly re-evaluating how best to warn their large student populations about emergencies on the campus, and many are moving toward ...

People in Collinsville are chipping in to help the school district buy door locks that are designed to make it harder for active shoots to get inside classrooms. The district’s goal is to put one of ...

WEBVTT PROBLEM THAT SOME SAY COULD PUT>> SHE HAS TO DILL DOWN.>> I WOULD HAVE TO GO OUTSIDE MYGO BACK IN.IT TAKES ABOUT 20 SECONDS TO DO>> EVEN WITH THE PRACTICE, SHE>> WE HAVE DONE ENOUGH DRILLS TO>> ...

At many schools, including the University of Colorado and Front Range Community College, students and employees are taught the “run, hide, fight” protocol for an active-shooter situation or some other ...

MSU Infrastructure Planning and Facilities installed hundreds of new classroom door locks over the summer. This latest update marks the end of a year-and-a-half long lock installation process prompted ...

CHARLESTON, S.C. (WCIV) — School safety has been a hot topic over the past few months, including in the Charleston County School District. Leaders with the district are considering changing locks on ...

Some of the older schools in California have outdated locks that force teachers to step outside of their classroom to lock the door.Rocklin High School is facing that same problem, teacher Louise ...

Add Yahoo as a preferred source to see more of our stories on Google. Local and state law enforcement agencies work at the scene of an active shooter on the campus of Florida State University on ...