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11h 29min, apr 20, 1999 y - Eric and Dylan entered the library. Harris yelled, "Get up!" so loudly that he can be heard on the 9–1–1 recording. Klebold then shouted "Everybody get up, now!"

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Columbine High School Shooting Timeline

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11h 29min, apr 20, 1999 y
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~ 26 years ago
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