Memorial service held for IS victim Steven Sotloff

Nearly 1,000 mourners including relatives, friends and politicians, have attended a memorial service in Florida for US journalist Steven Sotloff, who was killed by IS militants.

The Islamic State released a video on Tuesday showing the murder of Mr Sotloff.

He is the second American journalist to be beheaded in two weeks over the group's confrontation with the US over air strikes in Iraq and its foreign policy.

Footage of James Foley being beheaded on August 19 shocked the world.

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Hammond expects a 'long struggle' against IS in Iraq

Foreign Secretary Philip Hammond has said he expects the response to Islamic State to be a "long struggle against a poisonous ideology".

He said the military dimension of the conflict was just one part of the counter-attack, which he said is also financial and ideological.

ITV News' International Affairs Editor Rageh Omaar began by asking him whether Parliament would be consulted in advance of any military action:

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