Labour leader Ed Miliband has spoken out about the apparent killing of US journalist Steven Sotloff by Islamic State militants.
The killing by ISIL of another hostage and the threat of more violence demonstrates again their murderous barbarism.
Their cold-blooded brutality against the innocent offends the values of people throughout the world, wherever they live.
This shows, as we have recently have said, that they are a threat which cannot be ignored.
Our thoughts are with the families of the victims.”
I've been told at the Nato summit that the intelligence services know exactly who 'Jihadi John' is - or at least are 99.9% certain.
The British aid worker being held by Islamic State is David Haines, a 44-year-old father-of-two from Perth, Scotland.
In a video statement which claims to record his final words US hostage and journalist Steven Sotloff blames US foreign policy for his death.