(ABC News) A video has surfaced online that appears to show the beheading of British captive Alan Henning by a purported member of the terror group ISIS, who then threatens the life of an American hostage.
"I am Alan Henning. Because of our Parliament's decision to attack the Islamic State [ISIS], I, as a member of the British public, will now pay the price for that decision," Henning says in the video, before his apparent executioner speaks.
"The blood of [fellow slain captive] David Haines was on your hands, [British Prime Minister David] Cameron," the black clad militant says. "Alan Henning will also be slaughtered but his blood is on the hands of the British Parliament."
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