But it's a very powerful and vociferous one, there is a lot of money involved.

People in the US are very besotted about their 'freedoms' and yet often seem less free than many other countries.

They also seem very insecure, school children reciting the oath of allegience every morning appears, to me at least, a bit OTT.

Another study has shown that the more publicity a mass shooting gets, the more likely there will be another one shortly afterwards.