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To teach students how to protect themselves from an active shooter most American schools run lockdown drills – but could they do more harm than good? 00:00 - What are lockdown drills? 00:43 - When did lockdowns become widespread? 01:25 - What are the national guidelines? 01:47 - The impact on children Sign up to The Economist’s daily newsletter: https://econ.st/3QAawvI Read our full investigation: https://econ.st/477yzLd Inside America’s hoax school shootings epidemic: https://youtu.be/NPlLrBN48kQ?si=b3bVneE00kFdHT62 Why some teachers in America are learning how to fire guns: https://youtu.be/0PtJ45jHing?si=Xb9ckrwvhgNOiIDb One response to school shootings in America: arm the teachers: https://econ.st/3u1KzPm A report sheds light on the deadliest school shooting in Texas’s history: https://econ.st/3FWoe8Z The AR-15 is a symbol of liberty or loss, depending on whom you ask: https://econ.st/4783G8X Guns are the things most likely to kill young people in America: https://econ.st/479FrXN The spate of gun violence shows American exceptionalism at its worst: https://econ.st/49bZPJL Why America spends so little on research into gun violence: https://econ.st/47cdheT A year after the massacre of 14 high-school students, what has changed?: https://econ.st/3tXcSPb Can school design help prevent school shootings?: https://econ.st/46V7Xwy