A similar treatment was comedy-documentary Bowling for Columbine in 2002. Moore explores a half dozen reasons why the US seems to have more mass shootings than

A similar treatment was comedy-documentary Bowling for Columbine in 2002. Moore explores a half dozen reasons why the US seems to have more mass shootings than other countries. He doesnt choose one main answer. https://en.wikipedia.org/wiki/Bowling_for_Columbine https://en.wikipedia.org/wiki/Bowling_for_Columbine I'd probably add that 13 years and a hundred more shootings later there could additional theories like the ubiquity of violent video games and the heroic portrayal of previous mass shootings.