Name: Watch Zero Hour: Massacre at Columbine High
Uploaded: 2004-09-12
Duration: 52 min
Description: This movie covers the final hour leading up to the Columbine High Massacre. On April 20, 1999, two boys from Columbine High School in Colorado embarked on a massacre and killed 12 students, one teacher, and injured 21 other students, before

Zero Hour: Massacre at Columbine High

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