Latest beheading video a US hoax Aug 8, 2004 The latest video showing the beheading of an American hostage by militants in Iraq has been exposed as a hoax set up by US man.The video, which appeared on a web site used by Islamic militants, showed a man who identified himself as Benjamin Vanderford appealing to the United States to leave Iraq.The web format was that used by al Qaeda ally Abu Musab al-Zarqawi and was introduced by a headline that said it showed Zarqawi killing an American. "If we don't (leave Iraq), everyone is gonna be killed in this way......