San Marino high school cancels active-shooter drill that included sound of gunfire | KTLA
Is it time to rethink school shooting drills? Suburban districts say yes.
How Do You Prepare for a School Shooting? - The New York Times
Ban traumatic 'shooter drills' in US schools, urge teachers | US school shootings | The Guardian
Here's what an active shooter drill for 4th graders looks like - YouTube
Police Practice Active Shooting Drill at Colorado High School - YouTube
Lockdown 101: School staff join in active-shooter training - Portland Press Herald
Active shooter drills are meant to prepare students. But research finds 'severe' side effects.
School Shooter Drills: Is There a Right Way to Do Them?
Active-shooter drills help prepare first responders
School shootings: Are active-shooter drills doing more harm than good?
Schools Need Active-Shooter Drills - WSJ
Active Shooter Drills Traumatize Kids and Don't Keep Them Safe
US school shootings: Have drills gone too far? - BBC News
There's never a safe place': Colorado school training kindergartners to high schoolers to respond to an active shooter - ABC News
How Active Shooter Drills Can Harm A Child's Health
Helping Students Cope with Active Shooter Drills | NEA
Are Active Shooter Drills Harming More Than They're Helping? - Pacific Standard
How Do You Prepare for a School Shooting? - The New York Times
Is the trauma of training for a school shooter worth it? | APM Reports
/cdn.vox-cdn.com/uploads/chorus_image/image/70919851/AP22147524273557.0.jpg "Are active shooter drills at schools helpful or do they cause harm? - Vox")
Are active shooter drills at schools helpful or do they cause harm? - Vox
Notebooks, pens and active shooter drills: How Texas schools prepare for the new year | KERA News
School shooter drills: Teacher unions oppose unannounced simulations
School shooting lockdown drills: Are they effective?
Schools should reconsider active shooter drills, teacher unions say
