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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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Tory MPs questioned on support for air strikes

Conservative MPs have been questioned by Downing Street about their potential support for air strikes in Iraq and Syria.

David Cameron is facing calls to consider air strikes against IS militants. Credit: Reuters

A source told the Telegraph the mood amongst Tory MPs is "hardening" towards direct military action.

David Cameron is facing growing calls to join the United States in launching targeted action against Islamic State extremists.

Mr Cameron said he is "not ruling anything out" in regards to steps to combat IS, who are holding a British hostage.

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