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20 abr 1999 año - Two students fatally shoot 13 people and injure 21 others at Columbine High School

Descripción:

https://en.wikipedia.org/wiki/Columbine_High_School_massacre

Añadido al timeline:

Guns in America

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6 feb 2019
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fecha:

20 abr 1999 año
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~ 25 years ago
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