David Cameron
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Murder 'must not besmirch Royal Marines'

9 November 2013 Last updated at 16:29 GMT

The conviction of a Royal Marine for murdering an injured Afghan insurgent should not "besmirch" the organisation, Prime Minister David Cameron has said.

Speaking to marines at Downing Street, Mr Cameron said the "appalling" case in no way represented the spirit and proud history of the Royal Marines.