article_snippet: one of the gunmen, at the time, was named the worst in the history of the American school system.
article_snippet: The shooting lasted just under one hour.
article_snippet: Although police had responded, the two shooters are thought to have committed suicide simultaneously by shooting the two shooters.
article_snippet: Because the two killed the two shooters there remained a wide range of speculation about the two shooters motivation.
article_snippet: The killers' interests of music and video games was scrutinized, as were concerns the two had been victims of bullies and were suffering from mental health issues.
article_snippet: It also sparked an intense public debate on the issue of gun control in the U.S. with campaigners calling for stronger gun control measures.
article_snippet: The crime has become one of the most notorious shootings in modern the U.S. history.
article_snippet: At the time The crime was considered one of the country's worst in terms of total death toll - but this has been surpassed by more heinous shootings in recent years.
article_snippet: The crime was also the subject of a 2002 Michael Moore documentary - in which the director explored the context of the massacre with regards to the U.S. gun control laws and violence in society.