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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Ministers 'actively' considering arming Kurdish fighters

Prime Minister David Cameron says ministers are now "actively" considering whether to supply arms to the Kurdish militias fighting IS in northern Iraq or to provide them with military training.

So far Britain has only supplied non-lethal equipment such as helmets and body armour to help the Kurds in their fight with IS militants.

PM 'actively' considering supplying arms to Kurdish fighters Credit: Wiktor Dabkowski/DPA/Press Association Images

Speaking to the Today programme David Cameron also stressed the need for a fully-inclusive government in Iraq.

He said: "The most important thing we need is a government in Baghdad that represents all of the Iraqi people. We must make sure that the help we give is in concert with those on the ground rather than ignoring that they are there or going over their heads."

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