Zero Hour: Massacre at Columbine High

David Hickman
2004-09-12

8.1
52 min

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 turning the guns on themselves.