The Violence Project: We have studied every mass shooting since 1966. Here’s what we’ve learned about the shooters

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[EricNahlin]

 

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[EricNahlin]

 

[calvin farquhar]

 

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[Duke Silver]

 

[EricNahlin]

 

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[calvin farquhar]

 

[EricNahlin]

 

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[calvin farquhar]

 

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