Zero Hour: Massacre at Columbine High (2004)
… minute-by-minute account of the Columbine High School massacre that horrified the world… featuring chilling video footage of Klebold and Harris, ‘Zero Hour: Massacre at Columbine High‘ offers a real insight into the twisted minds that devised a devastating plan too horrific to believe and then carried it out with cruel and fanatic precision….
“The Columbine High School massacre was a school shooting which occurred on April 20, 1999, at Columbine High School in Columbine, an unincorporated area of Jefferson County in the State of Colorado. Two senior students, Eric Harris and Dylan Klebold, murdered a total of 12 students and one teacher. They injured 21 additional students, with three other people being injured while attempting to escape the school. The pair then committed suicide. They began by planting two bombs in the school cafeteria, which were intended to kill hundreds of people. Their random shooting spree was an improvised response when the bombs failed to detonate.
The Columbine High School massacre is the deadliest mass murder committed on an American high school campus…..” Wikipedia