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The Boston Globe

Metro

Canton students to be trained to counter shooters

For years, the standard instructions to teachers and students if a Columbine-­style attacker launched a rampage at their school were the same: lock down and hide.

But now, in Canton and in a growing number of schools nationwide, ­police and school officials are training teachers, staff, and eventually even students that in some cases they should fight against armed attackers.

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