The teenagers were called Eric Harris and Dylan Klebold, and their school was Columbine High, an idyllic sounding place nestled between the Denver metropolitan area and the foothills of the Rocky Mountains. What is indisputable is that Columbine quickly became a byword for the nightmarish phenomenon - now seemingly a worldwide contagion - of school shootings. It was the bloodiest, creepiest, most vivid school attack anyone at the time could remember and remains, to this day, the episode the American popular imagination just can't seem to shake.

Harris and Klebold did not just gun down their victims in cold blood. They laughed and hollered while they were doing it, as though they were having the time of their lives.

In contrast to previous American school shootings, which had unfolded in hard-to-reach locales such as West Paducah, Kentucky, or Jonesboro, Arkansas, this one happened half an hour's drive from a major media hub. Denver television crews got there while the horrors were unfolding, and the cameras did not stop rolling for a week. That, in retrospect, may not have been an entirely good thing.

Continued at source.