An Interesting discussion of comparative murder rates in the US and Britain

I have many times pointed out that the official murder statistics in Britain (and also the suicide rates, as defined by mdoern coroners' verdicts) are open to question. Now an American correspondent has sent me a link to this interesting discussion of the subject, on which I invite comments:

 

http://rboatright.blogspot.co.uk/2013/03/comparing-england-or-uk-murder-rates.html