Communities like Aurora , Columbine , Newtown on front line of gun control debate . Comment: Gun controls have been tightened across globe after massacres such as Dunblane . While some view the death of 20 children as proof that radical gun control reform in the U.S. is needed , others believe the solution to the problem of gun violence is not better regulations but more guns . Wave of public revulsion against Port Arthur massacre led to stricter controls in Australia .
Communities like Aurora , Columbine , Newtown on front line of gun control debate . Comment: Gun controls have been tightened across globe after massacres such as Dunblane . Wave of public revulsion against Port Arthur massacre led to stricter controls in Australia .