杏吧原创

• 
• News
• active shooter drills

active shooter drills

Credit: AFP via Getty Images/CHANDAN KHANNA

Maryland Center for School Safety publishes updated guidelines for active shooter drills

Survey finds most teachers don’t think active shooter drills are effective for school safety

‘Reduces anxiety’: What to know about security screeners that may be coming to some Virginia schools

Md. bill would give school communities advance notice of active shooter drills

School safety drills: What’s the impact on kids?

Montgomery Co. schools to start annual active shooter drills